ci: add coverage reporting, caching, and badges

- Add Codecov integration for coverage tracking
- Add uv package caching for faster builds
- Add test artifact uploads
- Add CI status and coverage badges to README

.github/workflows/ci.yml

@@ -13,6 +13,14 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Cache uv packages
+        uses: actions/cache@v4
+        with:
+          path: ~/.cache/uv
+          key: ${{ runner.os }}-uv-${{ hashFiles('**/pyproject.toml') }}
+          restore-keys: |
+            ${{ runner.os }}-uv-
+
       - name: Install uv
         uses: astral-sh/setup-uv@v4
         with:
@@ -30,5 +38,18 @@ jobs:
       - name: Type check with mypy
         run: uv run mypy src
 
-      - name: Run tests
-        run: uv run pytest tests/unit/ -v
+      - name: Run tests with coverage
+        run: uv run pytest tests/unit/ -v --cov=src --cov-report=xml --cov-report=term-missing
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v4
+        with:
+          files: ./coverage.xml
+          fail_ci_if_error: false
+
+      - name: Upload test artifacts
+        if: always()
+        uses: actions/upload-artifact@v4
+        with:
+          name: test-results
+          path: coverage.xml

README.md

@@ -23,6 +23,9 @@ tags:
 
 # DeepBoner 🍆
 
+[![CI](https://github.com/The-Obstacle-Is-The-Way/DeepBoner/actions/workflows/ci.yml/badge.svg)](https://github.com/The-Obstacle-Is-The-Way/DeepBoner/actions/workflows/ci.yml)
+[![codecov](https://codecov.io/gh/The-Obstacle-Is-The-Way/DeepBoner/branch/main/graph/badge.svg)](https://codecov.io/gh/The-Obstacle-Is-The-Way/DeepBoner)
+
 AI-Native Sexual Health Research Agent
 
 Deep research for sexual wellness, ED treatments, hormone therapy, libido, and reproductive health - for all genders.