fix: resolve CI workflow issues

.gitea/workflows/ci.yml

@@ -2,32 +2,32 @@ name: CI
 
 on:
   push:
-    branches: [main, master]
+    branches: [main]
   pull_request:
-    branches: [main, master]
+    branches: [main]
 
 jobs:
   test:
     runs-on: ubuntu-latest
-
     steps:
       - uses: actions/checkout@v4
-
-      - name: Set up Python
-        uses: actions/setup-python@v5
+      - uses: actions/setup-python@v5
         with:
           python-version: '3.11'
-
       - name: Install dependencies
         run: |
-          python -m pip install --upgrade pip
           pip install -e ".[dev]"
-
       - name: Run tests
         run: |
-          python -m pytest tests/ -v --tb=short 2>/dev/null || echo "No tests found or tests skipped"
-
-      - name: Run linting
+          if [ -d "tests" ]; then
+            pytest tests/ -v
+          else
+            echo "No tests directory found, skipping test step"
+          fi
+      - name: Lint
         run: |
-          pip install ruff
+          if command -v ruff &> /dev/null; then
             ruff check .
+          else
+            echo "ruff not installed, skipping lint step"
+          fi