fix(ci): use .env.example for CI environment and handle empty test suite

- Copy .env.example to .env before lint/test so Settings can load
- Allow pytest exit code 5 (no tests collected) to pass CI
- Add tests/ directory with testpaths config
- Use SERVER_PORT secret instead of hardcoded port

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: ImTotem

.github/workflows/ci-cd.yml

@@ -22,6 +22,7 @@ jobs:
           cache: "pip"
           cache-dependency-path: pyproject.toml
 
+      - run: cp .env.example .env
       - run: pip install -e ".[dev]" pyright
       - run: pyright src/
 
@@ -38,8 +39,9 @@ jobs:
           cache: "pip"
           cache-dependency-path: pyproject.toml
 
+      - run: cp .env.example .env
       - run: pip install -e ".[dev]"
-      - run: pytest -v --junitxml=test-results.xml
+      - run: pytest -v --junitxml=test-results.xml || [ $? -eq 5 ]
 
       - uses: EnricoMi/publish-unit-test-result-action@v2
         if: always()
@@ -66,7 +68,7 @@ jobs:
           host: ${{ secrets.SERVER_HOST }}
           username: ${{ secrets.SERVER_USER }}
           key: ${{ secrets.SERVER_SSH_KEY }}
-          port: 22222
+          port: ${{ secrets.SERVER_PORT }}
           source: "credentials/bcsd-api/backend/*"
           target: "~/BCSD_API"
           strip_components: 3
@@ -81,7 +83,7 @@ jobs:
           host: ${{ secrets.SERVER_HOST }}
           username: ${{ secrets.SERVER_USER }}
           key: ${{ secrets.SERVER_SSH_KEY }}
-          port: 22222
+          port: ${{ secrets.SERVER_PORT }}
           script: |
             cd ~/BCSD_API
             git pull origin main

pyproject.toml

@@ -25,6 +25,9 @@ dev = [
     "httpx>=0.27.0",
 ]
 
+[tool.pytest.ini_options]
+testpaths = ["tests"]
+
 [tool.uvicorn]
 reload = true
 reload-excludes = ["infra/*", "docs/*", ".github/*", "*.md", "*.json"]