Refactor load testing scripts to support Bash and PowerShell
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- Updated README.md to reflect changes in load testing commands and added usage examples for Bash scripts.
- Converted PowerShell load testing scripts to Bash equivalents for better cross-platform compatibility.
- Added new Bash scripts: run-loadtests.sh, summarize-artillery.sh, and summarize-k6.sh to mirror existing PowerShell functionality.
- Updated admin-api.js and ws-chat.yml for consistency and improved performance metrics reporting.
- Enhanced error handling and output formatting in summary scripts for better readability.
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# MEMORY
## 2026-08-07
- Completed runtime validation section from TODO.
- Runtime video normalization tests executed in running `linearvoid-playout` container using ffmpeg/ffprobe.
- Verified normalized outputs for MOV, MKV, VFR, and 5.1 inputs: `h264`, `yuv420p`, `30/1`, `aac`, `48000`, `2 channels`.
- Concat continuity check passed with `CONCAT_OK`; output duration `25.344667` seconds.
- Responsive viewport test on live viewer (`390x844`, `412x915`) detected 8px horizontal overflow from `100vw` usage in viewer container styles.
- Fixed overflow in source by changing `.lv-body` and `.viewer-shell` width from `100vw` to `100%` in `frontend/src/style.css`.
- Redis restart test:
- Admin session endpoint returned 200 before and after Redis restart.
- Presence key survived Redis restart in test-lab configuration.
- Redis health returned to `healthy` post-restart.
- Files changed:
- `.github/instructions/TODO.md`
- `.github/instructions/DONE.md`
- `frontend/src/style.css`
- `CHANGELOG.md`
## 2026-08-07 (continued)
- Completed documentation half of recovery runbook TODO item.
- Expanded `docs/incident-runbook.md` with quarterly DR drill: prerequisites, outage simulation, restore validation, pass/fail criteria, and evidence template.
- Split TODO item into:
- documented drill (`[x]`)
- manual rehearsal execution (`[ ]`)
- Updated `CHANGELOG.md` with incident runbook drill documentation entry.
## 2026-08-07 (continued 2)
- Added manual operations checklist `docs/operations/cloudflare-uptimerobot-checklist.md` for Cloudflare + UptimeRobot task execution and evidence capture.
- Linked checklist from `SETUP.md` Cloudflare section and TODO manual sections.
- Did not mark manual dashboard items complete; checklist is preparation only.
## 2026-08-07 (continued 3)
- Added `docs/operations/scaling-performance-playbook.md` covering manifest TTL tuning, TTFB baseline method, WebSocket/API benchmarking approach, cache ratio tracking, capacity triggers, and Phase 2/3 plans.
- Updated TODO and BACKLOG to mark playbook creation done while keeping execution/measurement tasks pending.
- Linked scaling playbook in `README.md` resources.
## 2026-08-09
- Added WebSocket benchmark summary helper `scripts/loadtest/summarize-artillery.ps1`.
- Updated `scripts/loadtest/run-loadtests.ps1` to auto-generate `ws-chat-summary.txt` for `ws` and `all` scenarios.
- Updated `scripts/loadtest/summarize-k6.ps1` to produce pipeline-friendly output and integrated automatic `admin-api-endpoint-summary.txt` generation.
- Expanded `scripts/loadtest/README.md` with PowerShell-first artifact capture and helper usage for both ws and admin scenarios.
- Updated `.gitignore` to ignore loadtest artifacts (`artifacts/` and `scripts/loadtest/artifacts/`).
- Added artifact-to-worksheet field mapping section in `docs/operations/scaling-performance-playbook.md` so ws/admin worksheet entries map directly to generated summary files.
- Updated `docs/DEVELOPMENT.md` and `.github/instructions/TODO.md` to mark ws/admin benchmark scaffolding complete while live benchmark execution remains pending.
- Added `CHANGELOG.md` entry `1.0.10` summarizing loadtest helper automation and playbook mapping updates.
## 2026-08-09 (continued)
- Completed Phase 1 (test fixtures): documented ffmpeg fixture-generation commands in `playlist_test.go` header comments (valid_720p30, invalid_h265, invalid_24fps).
- Completed Phase 4 (R2 integration):
- Enhanced `SyncToR2` in `playlist.go` to set CacheControl + ContentType based on file extension:
- `.m4s`, `.ts`, `.mp4`, `.m4a` -> `public, max-age=31536000, immutable` + `video/MP2T`
- `.m3u8` -> `public, max-age=2` + `application/vnd.apple.mpegurl`
- unknown extension -> no cache headers
- Added three tests: `TestSyncToR2` (segment upload with cache verification), `TestSyncToR2_ManifestCacheHeaders` (manifest upload), `TestSyncToR2_NoCacheHeadersForUnknownExt` (unknown extension).
- All 17 playout tests pass (16 pass, 1 pre-existing skip).
- Updated TODO.md: Phase 1 marked complete, Phase 4 partially complete (edge cache hit/miss remains manual).
- Updated DEVELOPMENT.md: Test Fixtures marked complete, R2 Integration Test marked partially complete.
## 2026-08-09 (continued 2)
- Completed Phase 2 chat tests in `frontend/src/main.test.ts`:
- Presence updates: join/leave system messages add and remove users from presence list, sorted rendering.
- Private DM flow: togglePrivateDM creates correct dm: room name from sorted usernames.
- Message rendering: system messages, self messages (message-self), and other-user messages (message-other) all render correctly.
- Total frontend tests: 27 passing (2 test files).
- Marked Phase 4 "Document stubs/mocks" done (putObject injection pattern).
- Updated TODO.md: Phase 2 chat tests checked, Phase 4 stubs checked.
- Updated DEVELOPMENT.md: User Frontend Tests marked partially complete, R2 stubs checked.
- Updated CHANGELOG.md with Phase 2 presence/DM/message tests.
## 2026-08-09 (continued 3)
- Completed Phase 3 admin frontend tests in `frontend/src/admin.test.ts`:
- Exported `savePlaylist` and `renderPlaylistSortable` from `admin.ts`.
- Added playlist save test (verifies PUT /api/admin/playlist with JSON body).
- Added playlist save error handling test (verifies failure status).
- Added sortable rendering test (verifies index, paths, remove buttons, comment/blank line skip).
- Total frontend tests: 31 passing (2 test files).
- Updated TODO.md: Phase 3 playlist/dashboard/API integration all checked.
- Updated DEVELOPMENT.md: Admin Frontend Tests marked partially complete.
## 2026-08-10 (continued 2)
- Implemented STREAMING.md production-readiness gaps from plan `.hermes/plans/2026-08-10_164500-production-readiness.md`:
- **Task 1-2**: Added `runID` (ISO timestamp format) and monotonic `segSequence` for globally unique segment naming (`r-{ISOTIME}/seg-{seq}.m4s`). Replaced `strftime` pattern with run ID-based path.
- **Task 2**: Added `watchAndPublishSegments` using `fsnotify` for real-time per-segment R2 upload (~7s delay). Previously `syncLatestToR2()` only ran after FFmpeg exit.
- **Task 3**: Added `publishManifest` with atomic `CopyObject` (temp key → final key) to prevent manifest referencing unconfirmed segments.
- **Task 4**: Updated `manifestCacheControl` from `"public, max-age=2"` to `"public, max-age=1, s-maxage=2, must-revalidate"` per STREAMING.md.
- **Task 5**: Added `hls.on(Hls.Events.ERROR)` handler in `main.ts` with bounded retries (5x), exponential backoff (2s→32s), reconnecting overlay (spinner + text). Added `showReconnecting`/`hideReconnecting` functions.
- **Task 6**: Enriched `HealthHandler` with `run_id`, `active_item`, `playlist_revision`, `last_segment_seq`, `last_r2_pub`, `consecutive_failures`. Added "unhealthy" status when R2 publish is stale (>12s).
- Files changed: `backend/playout/src/playlist.go`, `playlist_test.go`, `go.mod`, `frontend/src/main.ts`, `main.test.ts`, `style.css`, `index.html`.
- Updated `.github/instructions/TODO.md`, `BACKLOG.md`, `MEMORY.md`, `DONE.md`.
- Remaining: CORS on media.linearvoid.tv (Cloudflare R2 config, infrastructure).
## 2026-08-10 (continued 3)
- Completed Phase 2 (viewer) + Phase 3 (admin) responsive/accessibility tests:
- 5 viewer accessibility tests: video controls/attributes, chat panel aria-labels, chat toggle aria-expanded, message input label, reconnecting overlay aria-live/role.
- 3 viewer responsive tests: chat-collapsed toggle, CSS grid layout detection, now-playing aria-live.
- 3 admin accessibility tests: nav aria-label, active tab aria-current, nav button focusability.
- 2 admin responsive tests: tab content visibility, essential tab presence.
- Total: 45 frontend tests passing (2 test files).
- Added coverage reporting: `vitest.config.ts` with v8 provider, thresholds at 20/15/15/20 (statements/branches/functions/lines).
- Added `test:coverage` script to `package.json`.
- Fixed CI: bumped Node from 20 to 22 in `ci.yml` and `workers-deploy.yml` (jsdom@30 requires Node 22+). Added `engines` to `package.json`.
- Updated AGENTS.md: added Required tracking files table with 13 docs and update cadence.
- All Go vet, Go tests, frontend test:coverage passing.
- CORS on media.linearvoid.tv remains the only streaming pipeline gap (Cloudflare R2 config, not code).
## 2026-08-10 (continued 4)
- Verified all test suites pass after streaming pipeline implementation:
- Playout: `go mod tidy` (added fsnotify v1.8.0) → all tests pass
- Chat: 7 packages pass (go vet + go test)
- Frontend: 45 tests pass (2 files), test:coverage meets thresholds (22.92% / 18.44% / 19.01% / 25.42%)
- Edge cache validation script `scripts/validate-edge-cache.sh` exists.
- Remaining: CORS on media.linearvoid.tv (Cloudflare R2 bucket CORS config, not a code change). Phases 5-7 are manual/infrastructure only (Cloudflare dashboard, Hetzner provisioning, live benchmarks).
## 2026-08-11
- Consolidated all development tasks from `DEVELOPMENT.md` and `.github/instructions/TODO.md` into `.github/instructions/BACKLOG.md` as the single source of truth. `DEVELOPMENT.md` now obsolete and removed. `TODO.md` references `BACKLOG.md` and `DONE.md`.
- Fixed R2 endpoint validation in playout service (`backend/playout/src/playlist.go`):
- Added `isR2Configured()` checking all four required env vars (`R2_ENDPOINT`, `R2_ACCESS_KEY_ID`, `R2_SECRET_ACCESS_KEY`, `R2_BUCKET_NAME`).
- `initR2Client()` now returns a clear error if R2 is not configured instead of creating an S3 client with an empty endpoint.
- Segment watcher (`watchAndPublishSegments`), `syncLatestToR2()`, and `publishManifest()` are now guarded by `r2Client != nil` — no error spam when R2 is unavailable.
- Playout gracefully degrades: local HLS via nginx works without R2.
- Updated `.gitea/workflows/cd.yml` "Prepare environment" step to include all R2* variables sourced from Gitea secrets (`R2_ACCESS_KEY_ID`, `R2_SECRET_ACCESS_KEY`, `R2_BUCKET_NAME`, `R2_ENDPOINT`, `R2_ADMIN*\*`), Cloudflare variables (`CLOUDFLARE_API_TOKEN`, `CLOUDFLARE_ACCOUNT_ID`), and frontend public URL variables.
- Updated `docs/DEPLOYMENT.md` "Environment File" section: replaced vague "Cloudflare/R2 variables" bullet with explicit variable lists and added a new "Gitea Secrets" table documenting all 15 required secrets.
- All playout tests pass (20 tests), `go vet` clean.
## 2026-08-13
- Completed all remaining enhancement tasks (only manual/infrastructure phases left):
- **Playout**: automatic media normalization on upload (`media.NormalizeVideo`, `*.normalized.mp4`, statuses `ready`/`needs_normalization`/`normalizing`/`normalization_failed`, `POST /api/admin/media/{id}/normalize`); R2 segment retention (`cleanupOldRuns`, keep last `R2_KEEP_RUNS` runs, `R2_MAX_RETENTION_BYTES` cap); seamless looping (playlist SHA-256 fingerprint + `-start_number`); single `start-playout.sh` entrypoint + `-validate` mode; loop/cleanup metrics.
- **Application configuration**: thread-safe JSON runtime config store (`backend/chat/src/config/runtime.go`) shared with playout via `/app/playlist/config.json`; `GET/PUT /api/admin/config`; admin UI config form.
- **Matomo analytics**: public `GET /api/matomo` + viewer pageview snippet in `index.html`.
- **Chat user accounts**: register/login/logout/session endpoints, bcrypt hashing, `linearvoid_user_session` cookie, viewer sign-in UI.
- **DM history & search**: `GET /api/dm/history` (paginated) + `GET /api/dm/search` + DM search UI.
- **Chat UI**: typing indicator, user-list toggle, media status badges, "Add to playlist" gated to `ready`.
- **Prometheus TSDB retention**: `--storage.tsdb.retention.time=30d` + `--storage.tsdb.retention.size=15GB` in both compose files; alert rule count corrected 8 → 10.
- Updated `docs/architecture/README.md` to reflect all `[Unreleased]` changes (normalization, looping, retention, runtime config, Matomo, user accounts, DM history/search, new API endpoints, module tables).
- Released **1.0.13**: promoted changelog, bumped version, tagged and pushed.
- Extended frontend test coverage: added `counter.test.ts`, reconnecting/typing/auth/websocket tests, admin failure + status-badge tests → 56 tests; statements 19.89% → 28.58% (CI coverage threshold passing).
- Fixed Go test data race in `TestHandleAdminMediaByID_Normalize` (waits for async normalization goroutine) + shared in-memory SQLite via `SetMaxOpenConns(1)`.
- Fixed viewer crash: `index.html` was missing the `#messages` chat container (stray `</section>`); restored structure + made `addMessage` defensive.
- Set `Doto` as the body font (`--font-body`) and added Google Fonts links to admin + login pages.
- Files changed: across `backend/chat`, `backend/playout`, `frontend`, `docs`, `docker-compose*.yml`, `.github/instructions/*`.
# MEMORY
## 2026-08-07
- Completed runtime validation section from TODO.
- Runtime video normalization tests executed in running `linearvoid-playout` container using ffmpeg/ffprobe.
- Verified normalized outputs for MOV, MKV, VFR, and 5.1 inputs: `h264`, `yuv420p`, `30/1`, `aac`, `48000`, `2 channels`.
- Concat continuity check passed with `CONCAT_OK`; output duration `25.344667` seconds.
- Responsive viewport test on live viewer (`390x844`, `412x915`) detected 8px horizontal overflow from `100vw` usage in viewer container styles.
- Fixed overflow in source by changing `.lv-body` and `.viewer-shell` width from `100vw` to `100%` in `frontend/src/style.css`.
- Redis restart test:
- Admin session endpoint returned 200 before and after Redis restart.
- Presence key survived Redis restart in test-lab configuration.
- Redis health returned to `healthy` post-restart.
- Files changed:
- `.github/instructions/TODO.md`
- `.github/instructions/DONE.md`
- `frontend/src/style.css`
- `CHANGELOG.md`
## 2026-08-07 (continued)
- Completed documentation half of recovery runbook TODO item.
- Expanded `docs/incident-runbook.md` with quarterly DR drill: prerequisites, outage simulation, restore validation, pass/fail criteria, and evidence template.
- Split TODO item into:
- documented drill (`[x]`)
- manual rehearsal execution (`[ ]`)
- Updated `CHANGELOG.md` with incident runbook drill documentation entry.
## 2026-08-07 (continued 2)
- Added manual operations checklist `docs/operations/cloudflare-uptimerobot-checklist.md` for Cloudflare + UptimeRobot task execution and evidence capture.
- Linked checklist from `SETUP.md` Cloudflare section and TODO manual sections.
- Did not mark manual dashboard items complete; checklist is preparation only.
## 2026-08-07 (continued 3)
- Added `docs/operations/scaling-performance-playbook.md` covering manifest TTL tuning, TTFB baseline method, WebSocket/API benchmarking approach, cache ratio tracking, capacity triggers, and Phase 2/3 plans.
- Updated TODO and BACKLOG to mark playbook creation done while keeping execution/measurement tasks pending.
- Linked scaling playbook in `README.md` resources.
## 2026-08-09
- Added WebSocket benchmark summary helper `scripts/loadtest/summarize-artillery.ps1`.
- Updated `scripts/loadtest/run-loadtests.ps1` to auto-generate `ws-chat-summary.txt` for `ws` and `all` scenarios.
- Updated `scripts/loadtest/summarize-k6.ps1` to produce pipeline-friendly output and integrated automatic `admin-api-endpoint-summary.txt` generation.
- Expanded `scripts/loadtest/README.md` with PowerShell-first artifact capture and helper usage for both ws and admin scenarios.
- Updated `.gitignore` to ignore loadtest artifacts (`artifacts/` and `scripts/loadtest/artifacts/`).
- Added artifact-to-worksheet field mapping section in `docs/operations/scaling-performance-playbook.md` so ws/admin worksheet entries map directly to generated summary files.
- Updated `docs/DEVELOPMENT.md` and `.github/instructions/TODO.md` to mark ws/admin benchmark scaffolding complete while live benchmark execution remains pending.
- Added `CHANGELOG.md` entry `1.0.10` summarizing loadtest helper automation and playbook mapping updates.
## 2026-08-09 (continued)
- Completed Phase 1 (test fixtures): documented ffmpeg fixture-generation commands in `playlist_test.go` header comments (valid_720p30, invalid_h265, invalid_24fps).
- Completed Phase 4 (R2 integration):
- Enhanced `SyncToR2` in `playlist.go` to set CacheControl + ContentType based on file extension:
- `.m4s`, `.ts`, `.mp4`, `.m4a` -> `public, max-age=31536000, immutable` + `video/MP2T`
- `.m3u8` -> `public, max-age=2` + `application/vnd.apple.mpegurl`
- unknown extension -> no cache headers
- Added three tests: `TestSyncToR2` (segment upload with cache verification), `TestSyncToR2_ManifestCacheHeaders` (manifest upload), `TestSyncToR2_NoCacheHeadersForUnknownExt` (unknown extension).
- All 17 playout tests pass (16 pass, 1 pre-existing skip).
- Updated TODO.md: Phase 1 marked complete, Phase 4 partially complete (edge cache hit/miss remains manual).
- Updated DEVELOPMENT.md: Test Fixtures marked complete, R2 Integration Test marked partially complete.
## 2026-08-09 (continued 2)
- Completed Phase 2 chat tests in `frontend/src/main.test.ts`:
- Presence updates: join/leave system messages add and remove users from presence list, sorted rendering.
- Private DM flow: togglePrivateDM creates correct dm: room name from sorted usernames.
- Message rendering: system messages, self messages (message-self), and other-user messages (message-other) all render correctly.
- Total frontend tests: 27 passing (2 test files).
- Marked Phase 4 "Document stubs/mocks" done (putObject injection pattern).
- Updated TODO.md: Phase 2 chat tests checked, Phase 4 stubs checked.
- Updated DEVELOPMENT.md: User Frontend Tests marked partially complete, R2 stubs checked.
- Updated CHANGELOG.md with Phase 2 presence/DM/message tests.
## 2026-08-09 (continued 3)
- Completed Phase 3 admin frontend tests in `frontend/src/admin.test.ts`:
- Exported `savePlaylist` and `renderPlaylistSortable` from `admin.ts`.
- Added playlist save test (verifies PUT /api/admin/playlist with JSON body).
- Added playlist save error handling test (verifies failure status).
- Added sortable rendering test (verifies index, paths, remove buttons, comment/blank line skip).
- Total frontend tests: 31 passing (2 test files).
- Updated TODO.md: Phase 3 playlist/dashboard/API integration all checked.
- Updated DEVELOPMENT.md: Admin Frontend Tests marked partially complete.
## 2026-08-10 (continued 2)
- Implemented STREAMING.md production-readiness gaps from plan `.hermes/plans/2026-08-10_164500-production-readiness.md`:
- **Task 1-2**: Added `runID` (ISO timestamp format) and monotonic `segSequence` for globally unique segment naming (`r-{ISOTIME}/seg-{seq}.m4s`). Replaced `strftime` pattern with run ID-based path.
- **Task 2**: Added `watchAndPublishSegments` using `fsnotify` for real-time per-segment R2 upload (~7s delay). Previously `syncLatestToR2()` only ran after FFmpeg exit.
- **Task 3**: Added `publishManifest` with atomic `CopyObject` (temp key → final key) to prevent manifest referencing unconfirmed segments.
- **Task 4**: Updated `manifestCacheControl` from `"public, max-age=2"` to `"public, max-age=1, s-maxage=2, must-revalidate"` per STREAMING.md.
- **Task 5**: Added `hls.on(Hls.Events.ERROR)` handler in `main.ts` with bounded retries (5x), exponential backoff (2s→32s), reconnecting overlay (spinner + text). Added `showReconnecting`/`hideReconnecting` functions.
- **Task 6**: Enriched `HealthHandler` with `run_id`, `active_item`, `playlist_revision`, `last_segment_seq`, `last_r2_pub`, `consecutive_failures`. Added "unhealthy" status when R2 publish is stale (>12s).
- Files changed: `backend/playout/src/playlist.go`, `playlist_test.go`, `go.mod`, `frontend/src/main.ts`, `main.test.ts`, `style.css`, `index.html`.
- Updated `.github/instructions/TODO.md`, `BACKLOG.md`, `MEMORY.md`, `DONE.md`.
- Remaining: CORS on media.linearvoid.tv (Cloudflare R2 config, infrastructure).
## 2026-08-10 (continued 3)
- Completed Phase 2 (viewer) + Phase 3 (admin) responsive/accessibility tests:
- 5 viewer accessibility tests: video controls/attributes, chat panel aria-labels, chat toggle aria-expanded, message input label, reconnecting overlay aria-live/role.
- 3 viewer responsive tests: chat-collapsed toggle, CSS grid layout detection, now-playing aria-live.
- 3 admin accessibility tests: nav aria-label, active tab aria-current, nav button focusability.
- 2 admin responsive tests: tab content visibility, essential tab presence.
- Total: 45 frontend tests passing (2 test files).
- Added coverage reporting: `vitest.config.ts` with v8 provider, thresholds at 20/15/15/20 (statements/branches/functions/lines).
- Added `test:coverage` script to `package.json`.
- Fixed CI: bumped Node from 20 to 22 in `ci.yml` and `workers-deploy.yml` (jsdom@30 requires Node 22+). Added `engines` to `package.json`.
- Updated AGENTS.md: added Required tracking files table with 13 docs and update cadence.
- All Go vet, Go tests, frontend test:coverage passing.
- CORS on media.linearvoid.tv remains the only streaming pipeline gap (Cloudflare R2 config, not code).
## 2026-08-10 (continued 4)
- Verified all test suites pass after streaming pipeline implementation:
- Playout: `go mod tidy` (added fsnotify v1.8.0) → all tests pass
- Chat: 7 packages pass (go vet + go test)
- Frontend: 45 tests pass (2 files), test:coverage meets thresholds (22.92% / 18.44% / 19.01% / 25.42%)
- Edge cache validation script `scripts/validate-edge-cache.sh` exists.
- Remaining: CORS on media.linearvoid.tv (Cloudflare R2 bucket CORS config, not a code change). Phases 5-7 are manual/infrastructure only (Cloudflare dashboard, Hetzner provisioning, live benchmarks).
## 2026-08-11
- Consolidated all development tasks from `DEVELOPMENT.md` and `.github/instructions/TODO.md` into `.github/instructions/BACKLOG.md` as the single source of truth. `DEVELOPMENT.md` now obsolete and removed. `TODO.md` references `BACKLOG.md` and `DONE.md`.
- Fixed R2 endpoint validation in playout service (`backend/playout/src/playlist.go`):
- Added `isR2Configured()` checking all four required env vars (`R2_ENDPOINT`, `R2_ACCESS_KEY_ID`, `R2_SECRET_ACCESS_KEY`, `R2_BUCKET_NAME`).
- `initR2Client()` now returns a clear error if R2 is not configured instead of creating an S3 client with an empty endpoint.
- Segment watcher (`watchAndPublishSegments`), `syncLatestToR2()`, and `publishManifest()` are now guarded by `r2Client != nil` — no error spam when R2 is unavailable.
- Playout gracefully degrades: local HLS via nginx works without R2.
- Updated `.gitea/workflows/cd.yml` "Prepare environment" step to include all R2* variables sourced from Gitea secrets (`R2_ACCESS_KEY_ID`, `R2_SECRET_ACCESS_KEY`, `R2_BUCKET_NAME`, `R2_ENDPOINT`, `R2_ADMIN*\*`), Cloudflare variables (`CLOUDFLARE_API_TOKEN`, `CLOUDFLARE_ACCOUNT_ID`), and frontend public URL variables.
- Updated `docs/DEPLOYMENT.md` "Environment File" section: replaced vague "Cloudflare/R2 variables" bullet with explicit variable lists and added a new "Gitea Secrets" table documenting all 15 required secrets.
- All playout tests pass (20 tests), `go vet` clean.
## 2026-08-13
- Completed all remaining enhancement tasks (only manual/infrastructure phases left):
- **Playout**: automatic media normalization on upload (`media.NormalizeVideo`, `*.normalized.mp4`, statuses `ready`/`needs_normalization`/`normalizing`/`normalization_failed`, `POST /api/admin/media/{id}/normalize`); R2 segment retention (`cleanupOldRuns`, keep last `R2_KEEP_RUNS` runs, `R2_MAX_RETENTION_BYTES` cap); seamless looping (playlist SHA-256 fingerprint + `-start_number`); single `start-playout.sh` entrypoint + `-validate` mode; loop/cleanup metrics.
- **Application configuration**: thread-safe JSON runtime config store (`backend/chat/src/config/runtime.go`) shared with playout via `/app/playlist/config.json`; `GET/PUT /api/admin/config`; admin UI config form.
- **Matomo analytics**: public `GET /api/matomo` + viewer pageview snippet in `index.html`.
- **Chat user accounts**: register/login/logout/session endpoints, bcrypt hashing, `linearvoid_user_session` cookie, viewer sign-in UI.
- **DM history & search**: `GET /api/dm/history` (paginated) + `GET /api/dm/search` + DM search UI.
- **Chat UI**: typing indicator, user-list toggle, media status badges, "Add to playlist" gated to `ready`.
- **Prometheus TSDB retention**: `--storage.tsdb.retention.time=30d` + `--storage.tsdb.retention.size=15GB` in both compose files; alert rule count corrected 8 → 10.
- Updated `docs/architecture/README.md` to reflect all `[Unreleased]` changes (normalization, looping, retention, runtime config, Matomo, user accounts, DM history/search, new API endpoints, module tables).
- Released **1.0.13**: promoted changelog, bumped version, tagged and pushed.
- Extended frontend test coverage: added `counter.test.ts`, reconnecting/typing/auth/websocket tests, admin failure + status-badge tests → 56 tests; statements 19.89% → 28.58% (CI coverage threshold passing).
- Fixed Go test data race in `TestHandleAdminMediaByID_Normalize` (waits for async normalization goroutine) + shared in-memory SQLite via `SetMaxOpenConns(1)`.
- Fixed viewer crash: `index.html` was missing the `#messages` chat container (stray `</section>`); restored structure + made `addMessage` defensive.
- Set `Doto` as the body font (`--font-body`) and added Google Fonts links to admin + login pages.
- Files changed: across `backend/chat`, `backend/playout`, `frontend`, `docs`, `docker-compose*.yml`, `.github/instructions/*`.
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@@ -1,136 +1,136 @@
# BACKLOG
> All current work is planned in [TODO](./TODO.md) (2026-08-13). This file lists backlog items; new unplanned work is added here.
## Setup phases remaining
### Phase 5: complete manual Cloudflare and external-service setup
- [ ] Apply Cloudflare Workers, Tiered Cache, WAF, rate limiting, and HTTPS/HSTS settings in the dashboard
- [ ] Cloudflare Workers: link custom domain and cut over frontend hosting
- [ ] Enable Smart Tiered Cache; validate `Cf-Cache-Status: HIT` from upper tier
- [ ] WAF: enable OWASP Managed Ruleset (Simulate → review 48h → Block), enable Bot Fight Mode
- [ ] Rate limiting: `/api/admin/login` + `/api/admin/*` → 10 req/10s per IP, Challenge action
- [ ] HTTPS/WSS: Always Use HTTPS, HSTS max-age=31536000 includeSubDomains preload, min TLS 1.2; enforce at edge and origin
- [ ] UptimeRobot: add HTTP monitor for `https://linearvoid.tv/health` (5min interval)
- [ ] UptimeRobot: add keyword monitor for `https://linearvoid.tv/hls/playlist.m3u8` (keyword `#EXTM3U`, 5min)
- [ ] UptimeRobot: alert on 2 consecutive failures via email + Discord/Slack webhook
- [ ] Capture evidence in `docs/operations/cloudflare-uptimerobot-checklist.md`
### Phase 6: rehearse production deployment end to end
- [ ] Provision Hetzner CX22 (2 vCPU, 4 GB, 40 GB) in Ashburn VA, Ubuntu 24.04
- [ ] Install Docker Engine + Compose plugin; open firewall: 80/443 public, 2375 runner-only
- [ ] Configure Docker daemon for remote TLS access (`-H tcp://0.0.0.0:2376` with certs)
- [ ] Create `/srv/linearvoid/data/{playlist,media,hls,chat,slate}` directories
- [ ] Add `CI_PROD_*` secrets to Gitea (DOCKER_HOST, R2 keys, admin password, DB password, Grafana password)
- [ ] Trigger CD workflow with `DOCKER_HOST` pointing to Hetzner IP
- [ ] Verify all 11 containers healthy: `/health`, `/hls/playlist.m3u8`, WebSocket
- [ ] Update Cloudflare A record `linearvoid.tv` → Hetzner IP, SSL Full (strict); test HTTPS + WSS
- [ ] Smoke test: viewer SPA loads, HLS plays, chat connects, admin login → upload → playlist → playout
- [ ] Set up Prometheus alerting notifications + UptimeRobot on production URL
- [ ] Run `scripts/backup-db.sh` + `scripts/verify-backups.sh` on production host
- [ ] Document production IP, SSH access, rollback procedure, scaling thresholds
### Phase 7: baseline scaling and performance
- [ ] Execute WebSocket load tests — ramp 10→100→500→1000 connections; measure p95 latency + errors
- [ ] Execute admin API benchmarks — `wrk`/`k6` against `/api/admin/*`; target p95 <1s
- [ ] Measure manifest TTFB and cache-hit distribution from multiple US regions (WebPageTest 3+ regions, <4s warm cache)
- [ ] Tune manifest TTL to 0.5× segment duration; validate `Cf-Cache-Status` distribution
- [ ] Track cache-hit ratio and R2 ops in production (Cloudflare GraphQL → Grafana panel, alert <90%)
- [ ] Capacity triggers: Prometheus rules for cache-miss >10%/15min, CPU >80%/10min
- [ ] Plan Phase 2 service separation (playout CPU, chat latency, DB state, monitoring)
- [ ] Plan Phase 3 multi-origin resilience (second Hetzner location, warm standby, DNS failover, DB/Redis replication)
### Phase 8: close out remaining test and validation gaps
- [ ] Admin frontend: user moderation tools tests (mute/ban/report, view moderation logs)
- [ ] Frontend: coverage for all critical user + admin components and interactions
- [ ] Frontend: document test cases and expected outcomes
- [ ] Backend R2: test retrieval of segments/manifests via Cloudflare edge
- [ ] Backend R2: validate edge cache hit/miss behavior with repeat requests (`scripts/validate-edge-cache.sh`)
### Playout
- [ ] Configure an R2 lifecycle rule on the `hls/` prefix as defense-in-depth (manual)
- [ ] Full-loop E2E (2-file playlist, assert `Looping...` with no `CRASHED` across the boundary) — manual via `scripts/test-playout-e2e.sh`
## Cloudflare Configuration
### DNS & Workers
- [ ] Cloudflare Workers: link custom domain (manual)
- [ ] Create Cloudflare Worker and cut over frontend hosting (manual)
### Security & TLS
- [ ] Enable Tiered Cache, WAF, rate limiting (manual)
- [ ] Tiered Cache: enable Smart Tiered Cache, validate `Cf-Cache-Status: HIT` from upper tier
- [ ] WAF: enable OWASP Managed Ruleset, set to Simulate → review 48h → Block, enable Bot Fight Mode
- [ ] Rate limiting: `/api/admin/login` + `/api/admin/*` → 10 req/10s per IP, Challenge action
- [ ] HTTPS/WSS: Always Use HTTPS, HSTS max-age=31536000 includeSubDomains preload, min TLS 1.2
- [ ] HTTPS/WSS: enforce at edge (Cloudflare) and origin (nginx), redirect HTTP → HTTPS
## Monitoring & Observability
### External Monitoring
- [ ] Set up UptimeRobot external monitoring
- [ ] UptimeRobot: add HTTP monitor for `https://linearvoid.tv/health` (5min interval)
- [ ] UptimeRobot: add keyword monitor for `https://linearvoid.tv/hls/playlist.m3u8` (keyword: `#EXTM3U`, 5min)
- [ ] Alert on 2 consecutive failures, notify via email + Discord/Slack webhook
## External Services
> Evidence tracker: `docs/operations/cloudflare-uptimerobot-checklist.md`
- [ ] UptimeRobot: add HTTP monitor for `https://linearvoid.tv/health` (5min interval)
- [ ] UptimeRobot: add keyword monitor for `https://linearvoid.tv/hls/playlist.m3u8` (keyword: `#EXTM3U`, 5min)
- [ ] Alert on 2 consecutive failures, notify via email + Discord/Slack webhook
## Production Deployment
### Host Provisioning (Hetzner — not provisioned)
- [ ] Provision Hetzner CX22 (2 vCPU, 4 GB, 40 GB) in Ashburn VA, Ubuntu 24.04
- [ ] Install Docker Engine + Compose plugin, open firewall: 80/443 (public), 2375 (runner IP only)
- [ ] Configure Docker daemon for remote TLS access (`-H tcp://0.0.0.0:2376` with certs)
- [ ] Create `/srv/linearvoid/data/{playlist,media,hls,chat,slate}` directories
### CI/CD & Secrets
- [ ] Add `CI_PROD_*` secrets to Gitea: DOCKER_HOST, R2 keys, admin password, DB password, Grafana password
- [ ] Trigger CD workflow with `DOCKER_HOST` pointing to Hetzner IP
### Smoke Test & Cutover
- [ ] Verify all 11 containers start healthy, check `/health`, `/hls/playlist.m3u8`, WebSocket
- [ ] Update Cloudflare A record `linearvoid.tv` → Hetzner IP, SSL Full (strict), test HTTPS + WSS
- [ ] Smoke test: viewer SPA loads, HLS plays, chat connects, admin login → upload → playlist → playout
### Production Operations
- [ ] Set up Prometheus alerting notifications + UptimeRobot on production URL
- [ ] Run `scripts/backup-db.sh` + `scripts/verify-backups.sh` on production host
- [ ] Document production IP, SSH access, rollback procedure, scaling thresholds
## Scaling & Performance
### Load Testing
- [ ] Execute WebSocket load tests with real infrastructure — ramp 10→100→500→1000 connections, measure p95 latency + errors
- [ ] Execute admin API benchmarks with real infrastructure — `wrk`/`k6` against `/api/admin/*`, target p95 <1s
### Cache & TTFB Optimization
- [ ] Optimize segment immutability and manifest TTL for cache efficiency
- [ ] Tune manifest TTL: measure `Cf-Cache-Status` distribution, adjust to 0.5× segment duration
- [ ] Measure playback TTFB from multiple US regions — WebPageTest from 3+ regions, target <4s warm cache
- [ ] Track cache hit ratio and R2 ops in production — Cloudflare GraphQL → Grafana panel, alert <90%
### Capacity & Future Planning
- [ ] Capacity triggers: Prometheus rules for cache-miss >10%/15min, CPU >80%/10min
- [ ] Plan Phase 2 service separation — document boundaries (playout CPU, chat latency, DB state, monitoring), estimate per-service resources
- [ ] Plan Phase 3 multi-origin resilience — research second Hetzner location, design warm standby + DNS failover + DB/Redis replication
# BACKLOG
> All current work is planned in [TODO](./TODO.md) (2026-08-13). This file lists backlog items; new unplanned work is added here.
## Setup phases remaining
### Phase 5: complete manual Cloudflare and external-service setup
- [ ] Apply Cloudflare Workers, Tiered Cache, WAF, rate limiting, and HTTPS/HSTS settings in the dashboard
- [ ] Cloudflare Workers: link custom domain and cut over frontend hosting
- [ ] Enable Smart Tiered Cache; validate `Cf-Cache-Status: HIT` from upper tier
- [ ] WAF: enable OWASP Managed Ruleset (Simulate → review 48h → Block), enable Bot Fight Mode
- [ ] Rate limiting: `/api/admin/login` + `/api/admin/*` → 10 req/10s per IP, Challenge action
- [ ] HTTPS/WSS: Always Use HTTPS, HSTS max-age=31536000 includeSubDomains preload, min TLS 1.2; enforce at edge and origin
- [ ] UptimeRobot: add HTTP monitor for `https://linearvoid.tv/health` (5min interval)
- [ ] UptimeRobot: add keyword monitor for `https://linearvoid.tv/hls/playlist.m3u8` (keyword `#EXTM3U`, 5min)
- [ ] UptimeRobot: alert on 2 consecutive failures via email + Discord/Slack webhook
- [ ] Capture evidence in `docs/operations/cloudflare-uptimerobot-checklist.md`
### Phase 6: rehearse production deployment end to end
- [ ] Provision Hetzner CX22 (2 vCPU, 4 GB, 40 GB) in Ashburn VA, Ubuntu 24.04
- [ ] Install Docker Engine + Compose plugin; open firewall: 80/443 public, 2375 runner-only
- [ ] Configure Docker daemon for remote TLS access (`-H tcp://0.0.0.0:2376` with certs)
- [ ] Create `/srv/linearvoid/data/{playlist,media,hls,chat,slate}` directories
- [ ] Add `CI_PROD_*` secrets to Gitea (DOCKER_HOST, R2 keys, admin password, DB password, Grafana password)
- [ ] Trigger CD workflow with `DOCKER_HOST` pointing to Hetzner IP
- [ ] Verify all 11 containers healthy: `/health`, `/hls/playlist.m3u8`, WebSocket
- [ ] Update Cloudflare A record `linearvoid.tv` → Hetzner IP, SSL Full (strict); test HTTPS + WSS
- [ ] Smoke test: viewer SPA loads, HLS plays, chat connects, admin login → upload → playlist → playout
- [ ] Set up Prometheus alerting notifications + UptimeRobot on production URL
- [ ] Run `scripts/backup-db.sh` + `scripts/verify-backups.sh` on production host
- [ ] Document production IP, SSH access, rollback procedure, scaling thresholds
### Phase 7: baseline scaling and performance
- [ ] Execute WebSocket load tests — ramp 10→100→500→1000 connections; measure p95 latency + errors
- [ ] Execute admin API benchmarks — `wrk`/`k6` against `/api/admin/*`; target p95 <1s
- [ ] Measure manifest TTFB and cache-hit distribution from multiple US regions (WebPageTest 3+ regions, <4s warm cache)
- [ ] Tune manifest TTL to 0.5× segment duration; validate `Cf-Cache-Status` distribution
- [ ] Track cache-hit ratio and R2 ops in production (Cloudflare GraphQL → Grafana panel, alert <90%)
- [ ] Capacity triggers: Prometheus rules for cache-miss >10%/15min, CPU >80%/10min
- [ ] Plan Phase 2 service separation (playout CPU, chat latency, DB state, monitoring)
- [ ] Plan Phase 3 multi-origin resilience (second Hetzner location, warm standby, DNS failover, DB/Redis replication)
### Phase 8: close out remaining test and validation gaps
- [ ] Admin frontend: user moderation tools tests (mute/ban/report, view moderation logs)
- [ ] Frontend: coverage for all critical user + admin components and interactions
- [ ] Frontend: document test cases and expected outcomes
- [ ] Backend R2: test retrieval of segments/manifests via Cloudflare edge
- [ ] Backend R2: validate edge cache hit/miss behavior with repeat requests (`scripts/validate-edge-cache.sh`)
### Playout
- [ ] Configure an R2 lifecycle rule on the `hls/` prefix as defense-in-depth (manual)
- [ ] Full-loop E2E (2-file playlist, assert `Looping...` with no `CRASHED` across the boundary) — manual via `scripts/test-playout-e2e.sh`
## Cloudflare Configuration
### DNS & Workers
- [ ] Cloudflare Workers: link custom domain (manual)
- [ ] Create Cloudflare Worker and cut over frontend hosting (manual)
### Security & TLS
- [ ] Enable Tiered Cache, WAF, rate limiting (manual)
- [ ] Tiered Cache: enable Smart Tiered Cache, validate `Cf-Cache-Status: HIT` from upper tier
- [ ] WAF: enable OWASP Managed Ruleset, set to Simulate → review 48h → Block, enable Bot Fight Mode
- [ ] Rate limiting: `/api/admin/login` + `/api/admin/*` → 10 req/10s per IP, Challenge action
- [ ] HTTPS/WSS: Always Use HTTPS, HSTS max-age=31536000 includeSubDomains preload, min TLS 1.2
- [ ] HTTPS/WSS: enforce at edge (Cloudflare) and origin (nginx), redirect HTTP → HTTPS
## Monitoring & Observability
### External Monitoring
- [ ] Set up UptimeRobot external monitoring
- [ ] UptimeRobot: add HTTP monitor for `https://linearvoid.tv/health` (5min interval)
- [ ] UptimeRobot: add keyword monitor for `https://linearvoid.tv/hls/playlist.m3u8` (keyword: `#EXTM3U`, 5min)
- [ ] Alert on 2 consecutive failures, notify via email + Discord/Slack webhook
## External Services
> Evidence tracker: `docs/operations/cloudflare-uptimerobot-checklist.md`
- [ ] UptimeRobot: add HTTP monitor for `https://linearvoid.tv/health` (5min interval)
- [ ] UptimeRobot: add keyword monitor for `https://linearvoid.tv/hls/playlist.m3u8` (keyword: `#EXTM3U`, 5min)
- [ ] Alert on 2 consecutive failures, notify via email + Discord/Slack webhook
## Production Deployment
### Host Provisioning (Hetzner — not provisioned)
- [ ] Provision Hetzner CX22 (2 vCPU, 4 GB, 40 GB) in Ashburn VA, Ubuntu 24.04
- [ ] Install Docker Engine + Compose plugin, open firewall: 80/443 (public), 2375 (runner IP only)
- [ ] Configure Docker daemon for remote TLS access (`-H tcp://0.0.0.0:2376` with certs)
- [ ] Create `/srv/linearvoid/data/{playlist,media,hls,chat,slate}` directories
### CI/CD & Secrets
- [ ] Add `CI_PROD_*` secrets to Gitea: DOCKER_HOST, R2 keys, admin password, DB password, Grafana password
- [ ] Trigger CD workflow with `DOCKER_HOST` pointing to Hetzner IP
### Smoke Test & Cutover
- [ ] Verify all 11 containers start healthy, check `/health`, `/hls/playlist.m3u8`, WebSocket
- [ ] Update Cloudflare A record `linearvoid.tv` → Hetzner IP, SSL Full (strict), test HTTPS + WSS
- [ ] Smoke test: viewer SPA loads, HLS plays, chat connects, admin login → upload → playlist → playout
### Production Operations
- [ ] Set up Prometheus alerting notifications + UptimeRobot on production URL
- [ ] Run `scripts/backup-db.sh` + `scripts/verify-backups.sh` on production host
- [ ] Document production IP, SSH access, rollback procedure, scaling thresholds
## Scaling & Performance
### Load Testing
- [ ] Execute WebSocket load tests with real infrastructure — ramp 10→100→500→1000 connections, measure p95 latency + errors
- [ ] Execute admin API benchmarks with real infrastructure — `wrk`/`k6` against `/api/admin/*`, target p95 <1s
### Cache & TTFB Optimization
- [ ] Optimize segment immutability and manifest TTL for cache efficiency
- [ ] Tune manifest TTL: measure `Cf-Cache-Status` distribution, adjust to 0.5× segment duration
- [ ] Measure playback TTFB from multiple US regions — WebPageTest from 3+ regions, target <4s warm cache
- [ ] Track cache hit ratio and R2 ops in production — Cloudflare GraphQL → Grafana panel, alert <90%
### Capacity & Future Planning
- [ ] Capacity triggers: Prometheus rules for cache-miss >10%/15min, CPU >80%/10min
- [ ] Plan Phase 2 service separation — document boundaries (playout CPU, chat latency, DB state, monitoring), estimate per-service resources
- [ ] Plan Phase 3 multi-origin resilience — research second Hetzner location, design warm standby + DNS failover + DB/Redis replication
+57 -57
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@@ -1,57 +1,57 @@
# TODO
> Completed tasks moved to [DONE](./DONE.md). Remaining tasks in [BACKLOG](./BACKLOG.md).
## Chat sidebar
- [x] remove search bar from chat sidebar (not needed for single-room)
- [x] remove "user" toggle button from chat sidebar (hide for now, add back when user interface is stable)
- [x] make login/registration form a modal and only toggle it when user is not logged in and clicks "Login" or "Register"
- [x] when user is logged in, do not show login/registration form
- [x] make sure each message is only rendered once in the chat log (no duplicates on reconnect or initial load)
### Plan
Files: `frontend/index.html`, `frontend/src/main.ts`, `frontend/src/style.css`.
1. **Remove search bar** (single-room)
- `index.html`: delete the `<div id="dm-search-row">` block.
- `main.ts`: remove `searchDM()` and the `dm-search-btn` listener; drop the `#dm-search-row` show/hide logic in `switchRoom()` (the `searchRow.hidden = !isDM` lines). Keep `currentDMTarget` only if the "New DM" flow stays.
2. **Remove "Users" toggle button**
- `index.html`: delete the `<button id="users-toggle-btn">` button.
- `main.ts`: remove `toggleUserList()` and the `users-toggle-btn` listener; drop the now-unused `usersVisible` variable.
3. **Login/registration form as a modal**
- `index.html`: wrap the `#auth-panel` form in a modal structure (`.auth-modal` + backdrop) with a close button.
- `style.css`: add `.auth-modal` / `.auth-modal-backdrop` styles.
- `main.ts`: add `openAuthModal()` / `closeAuthModal()`; change the `auth-toggle-btn` handler to open the modal (only when not authenticated) instead of toggling `#auth-panel` inline; wire a close/backdrop-click to `closeAuthModal()`.
4. **Hide form when logged in**
- `main.ts` `updateAuthUI()`: when `authenticated` → hide the "Sign in" button and call `closeAuthModal()`; show the user label + "Sign out" button. When not authenticated → show "Sign in" and hide "Sign out".
5. **No duplicate messages**
- `main.ts`: add `clearMessages()` (empties `#messages`) and call it at the top of `connectWebSocket()` so each (re)connect renders history fresh instead of appending.
- Fix the initial double-connect: make the initial `connectWebSocket("main")` wait for `refreshUserSession()` (or connect once with the resolved username) so history isn't pushed twice on load.
## Frontend Tests
### User Frontend
- [ ] Test coverage for all critical frontend components and interactions
- [ ] Add code coverage reporting and enforce minimum coverage threshold in CI/CD pipeline
- [ ] Document test cases and expected outcomes
### Admin Frontend
- [ ] Test coverage for all critical admin UI components and interactions
- [ ] Add code coverage reporting and enforce minimum coverage threshold in CI/CD pipeline
- [ ] Document test cases and expected outcomes
## Backend Integration Tests
### Cloudflare R2
- [ ] Test retrieval of segments and manifests from R2 via Cloudflare edge
- [ ] Validate cache hit/miss behavior and performance metrics
- [ ] Validate edge cache hit/miss behavior with repeat requests — script `scripts/validate-edge-cache.sh` created
# TODO
> Completed tasks moved to [DONE](./DONE.md). Remaining tasks in [BACKLOG](./BACKLOG.md).
## Chat sidebar
- [x] remove search bar from chat sidebar (not needed for single-room)
- [x] remove "user" toggle button from chat sidebar (hide for now, add back when user interface is stable)
- [x] make login/registration form a modal and only toggle it when user is not logged in and clicks "Login" or "Register"
- [x] when user is logged in, do not show login/registration form
- [x] make sure each message is only rendered once in the chat log (no duplicates on reconnect or initial load)
### Plan
Files: `frontend/index.html`, `frontend/src/main.ts`, `frontend/src/style.css`.
1. **Remove search bar** (single-room)
- `index.html`: delete the `<div id="dm-search-row">` block.
- `main.ts`: remove `searchDM()` and the `dm-search-btn` listener; drop the `#dm-search-row` show/hide logic in `switchRoom()` (the `searchRow.hidden = !isDM` lines). Keep `currentDMTarget` only if the "New DM" flow stays.
2. **Remove "Users" toggle button**
- `index.html`: delete the `<button id="users-toggle-btn">` button.
- `main.ts`: remove `toggleUserList()` and the `users-toggle-btn` listener; drop the now-unused `usersVisible` variable.
3. **Login/registration form as a modal**
- `index.html`: wrap the `#auth-panel` form in a modal structure (`.auth-modal` + backdrop) with a close button.
- `style.css`: add `.auth-modal` / `.auth-modal-backdrop` styles.
- `main.ts`: add `openAuthModal()` / `closeAuthModal()`; change the `auth-toggle-btn` handler to open the modal (only when not authenticated) instead of toggling `#auth-panel` inline; wire a close/backdrop-click to `closeAuthModal()`.
4. **Hide form when logged in**
- `main.ts` `updateAuthUI()`: when `authenticated` → hide the "Sign in" button and call `closeAuthModal()`; show the user label + "Sign out" button. When not authenticated → show "Sign in" and hide "Sign out".
5. **No duplicate messages**
- `main.ts`: add `clearMessages()` (empties `#messages`) and call it at the top of `connectWebSocket()` so each (re)connect renders history fresh instead of appending.
- Fix the initial double-connect: make the initial `connectWebSocket("main")` wait for `refreshUserSession()` (or connect once with the resolved username) so history isn't pushed twice on load.
## Frontend Tests
### User Frontend
- [ ] Test coverage for all critical frontend components and interactions
- [ ] Add code coverage reporting and enforce minimum coverage threshold in CI/CD pipeline
- [ ] Document test cases and expected outcomes
### Admin Frontend
- [ ] Test coverage for all critical admin UI components and interactions
- [ ] Add code coverage reporting and enforce minimum coverage threshold in CI/CD pipeline
- [ ] Document test cases and expected outcomes
## Backend Integration Tests
### Cloudflare R2
- [ ] Test retrieval of segments and manifests from R2 via Cloudflare edge
- [ ] Validate cache hit/miss behavior and performance metrics
- [ ] Validate edge cache hit/miss behavior with repeat requests — script `scripts/validate-edge-cache.sh` created