feat: Implement tournament schedule tab and fix E2E tests (#27)

## Summary

This PR implements the tournament schedule tab functionality and fixes all remaining E2E test failures.

### Changes Included

1. **Tournament Schedule Feature**
   - Added tournament schedule page at `/admin/tournaments/[id]/schedule`
   - Implemented "Generate Schedule" button functionality
   - Added schedule generation logic for round-robin tournaments

2. **E2E Test Fixes**
   - Fixed database connection issues in production builds
   - Improved test reliability with better error handling and debugging
   - Updated test infrastructure to use environment variables instead of hardcoded values

3. **CI/CD Updates**
   - Added E2E test job to PR workflow
   - Configured tests to run against development database
   - Moved database password to Gitea secrets

4. **Code Quality**
   - Removed hardcoded passwords from codebase
   - Improved Prisma client configuration
   - Enhanced authentication and navigation components

### Test Results
All 16 E2E test scenarios are now passing:
- Authentication tests: ✅
- Registration tests: ✅
- Tournament schedule tests: ✅
- Player schedule tests: ✅
- Admin navigation tests: ✅

### Database Configuration
- Tests run against `euchre_camp_dev` database
- Production builds use environment variables for database configuration
- Database password stored in Gitea secrets as `DB_PASSWORD`

### CI Pipeline
The PR workflow now includes:
1. Unit tests
2. E2E tests (using production build)
3. Version bump analysis

E2E tests must pass before PR can be merged.

Reviewed-on: #27
Co-authored-by: David Gwilliam <dhgwilliam@gmail.com>
Co-committed-by: David Gwilliam <dhgwilliam@gmail.com>

.gitea/workflows/pr.yml

@@ -27,9 +27,34 @@ jobs:
       - name: Run unit tests
         run: bun test src/__tests__/unit/ src/__tests__/*.test.tsx src/__tests__/auth-simple.test.ts
 
-  analyze-bump-type:
+  e2e-tests:
     runs-on: ubuntu-latest
     needs: unit-tests
+    container:
+      image: docker.notsosm.art/euchre-camp/ci-base:latest
+      options: --user root
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Install dependencies
+        run: bun install
+
+      - name: Generate Prisma client
+        run: bun x prisma generate
+        env:
+          DATABASE_URL: postgresql://user:pass@localhost:5432/dummy
+
+      - name: Run E2E tests
+        run: npm run test:acceptance:cucumber:prod
+        env:
+          DATABASE_URL: postgresql://euchre_camp:${{ secrets.DB_PASSWORD }}@dhg.lol:5432/euchre_camp_dev
+          DATABASE_PROVIDER: postgresql
+
+  analyze-bump-type:
+    runs-on: ubuntu-latest
+    needs: e2e-tests
 
     steps:
       - name: Checkout code