Add UI and styling documentation; remove idempotency and logging audits

- Introduced a new document outlining UI structure, reusable template components, CSS variable conventions, and per-page data/actions for the CalMiner application.
- Removed outdated idempotency audit and logging audit documents as they are no longer relevant.
- Updated quickstart guide to streamline developer setup instructions and link to relevant documentation.
- Created a roadmap document detailing scenario enhancements and data management strategies.
- Deleted the seed data plan document to consolidate information into the setup process.
- Refactored setup_database.py for improved logging and error handling during database setup and migration processes.

.dockerignore

@@ -10,6 +10,8 @@ venv/
 .vscode
 .git
 .gitignore
+.gitea
+.github
 .DS_Store
 dist
 build
@@ -17,5 +19,9 @@ build
 *.sqlite3
 .env
 .env.*
-.Dockerfile
-.dockerignore
+coverage/
+logs/
+backups/
+tests/e2e/artifacts/
+scripts/__pycache__/
+reports/