refactor: Update documentation links for improved navigation; remove obsolete architecture file

docs/architecture/01_introduction_and_goals.md

@@ -20,11 +20,11 @@ Frontend components are server-rendered Jinja2 templates, with Chart.js powering
 
 ### Current implementation status (summary)
 
-- Currency normalization, simulation scaffold, and reporting service exist; see `docs/quickstart.md` for full status and migration instructions.
+- Currency normalization, simulation scaffold, and reporting service exist; see [quickstart](docs/quickstart.md) for full status and migration instructions.
 
 ## MVP Features (migrated)
 
-The following MVP features and priorities were migrated from `docs/mvp.md`.
+The following MVP features and priorities were defined during initial planning.
 
 ### Prioritized Features
 

docs/architecture/04_solution_strategy_extended.md

@@ -1,6 +1,6 @@
 # Implementation Plan (extended)
 
-This file contains the migrated implementation plan (MVP features, steps, and estimates) originally in `docs/implementation_plan.md`.
+This file contains the implementation plan (MVP features, steps, and estimates).
 
 ## Project Setup
 
@@ -126,4 +126,4 @@ Goal: Identify core MVP features, acceptance criteria, and quick estimates.
 1. Scaffold Reporting endpoints (`services/reporting.py`, `routes/reporting.py`, front-end Dashboard, tests).
 1. Add CI job for tests and coverage.
 
-See `docs/architecture/13_ui_and_style.md` for the UI template audit, layout guidance, and next steps.
+See [UI and Style](docs/architecture/13_ui_and_style.md) for the UI template audit, layout guidance, and next steps.

docs/architecture/05_building_block_view.md

@@ -23,12 +23,12 @@ Explain the static structure: modules, components, services and their relationsh
 
 ## Architecture overview (migrated)
 
-This overview complements `docs/architecture.md` with a high-level map of CalMiner's module layout and request flow.
+This overview complements [architecture](docs/architecture/README.md) with a high-level map of CalMiner's module layout and request flow.
 
 Refer to the detailed architecture chapters in `docs/architecture/`:
 
-- Module map & components: `docs/architecture/05_building_block_view.md`
-- Request flow & runtime interactions: `docs/architecture/06_runtime_view.md`
-- Simulation roadmap & strategy: `docs/architecture/04_solution_strategy.md`
+- Module map & components: [Building Block View](docs/architecture/05_building_block_view.md)
+- Request flow & runtime interactions: [Runtime View](docs/architecture/06_runtime_view.md)
+- Simulation roadmap & strategy: [Solution Strategy](docs/architecture/04_solution_strategy.md)
 
-Currency normalization and backfill tooling have been added (see `scripts/backfill_currency.py` and related migrations) to support canonical currency lookups across cost tables.
+Currency normalization and backfill tooling have been added (see [backfill_currency.py](scripts/backfill_currency.py) and related migrations) to support canonical currency lookups across cost tables.

docs/architecture/README.md

@@ -22,13 +22,4 @@ Files:
 - `11_technical_risks.md`
 - `12_glossary.md`
 
-Mapping notes:
-
-- `docs/architecture.md` and `docs/architecture_overview.md` contain high-level content that will be split into these chapter files.
-- `docs/quickstart.md` contains developer quickstart, migrations, testing and current status and will remain as a separate quickstart reference.
-
-Next steps:
-
-1. Move relevant sections from `docs/architecture.md` and `docs/architecture_overview.md` into the appropriate chapter files.
-2. Expand each chapter with diagrams, examples, and references to code (files and modules).
-3. Add links from the top-level `README.md` to `docs/architecture/README.md` and `docs/quickstart.md`.
+- [quickstart](docs/quickstart.md) contains developer quickstart, migrations, testing and current status and will remain as a separate quickstart reference.