feat: Add CI workflow for running tests and update database URL handling

.gitea/workflows/test.yml

@@ -0,0 +1,35 @@
+name: Run Tests
+on: [push]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.10"
+      - name: Cache pip
+        uses: actions/cache@v4
+        with:
+          path: ~/.cache/pip
+          key: ${{ runner.os }}-pip-${{ hashFiles('requirements.txt') }}
+          restore-keys: |
+            ${{ runner.os }}-pip-
+            ${{ runner.os }}-pip-${{ hashFiles('requirements.txt') }}
+      - name: Cache pip test dependencies
+        uses: actions/cache@v4
+        with:
+          path: ~/.cache/pip
+          key: ${{ runner.os }}-pip-test-${{ hashFiles('requirements-test.txt') }}
+          restore-keys: |
+            ${{ runner.os }}-pip-test-
+            ${{ runner.os }}-pip-test-${{ hashFiles('requirements-test.txt') }}
+      - name: Install dependencies
+        run: |
+          pip install -r requirements.txt
+          pip install -r requirements-test.txt
+      - name: Run tests
+        run: pytest