Add initial project structure with Docker, CI, and FastAPI setup

- Create Dockerfile and docker-compose.yml for containerization
- Add CI configuration for linting and testing
- Implement FastAPI application with health check routes
- Set up database schema using DuckDB
- Include environment configuration and secrets management
- Add README with project objectives and key features
- Implement logging setup and configuration
- Create initial tests for health route
- Add HTML templates for web interface

.gitea/workflows/ci.yml

@@ -0,0 +1,53 @@
+name: CI
+
+on:
+  push:
+    branches: ["main", "master"]
+    tags: ["v*"]
+  pull_request:
+
+jobs:
+  lint-test-build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Install project + dev deps
+        run: |
+          python -m pip install --upgrade pip
+          pip install -e .[dev]
+
+      - name: Ruff
+        run: ruff check .
+
+      - name: Black
+        run: black --check .
+
+      - name: MyPy
+        run: mypy src
+
+      - name: Tests
+        run: pytest -q
+
+      - name: Login to Gitea registry
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
+        with:
+          registry: git.allucanget.biz
+          username: ${{ secrets.GITEA_REGISTRY_USERNAME }}
+          password: ${{ secrets.GITEA_REGISTRY_TOKEN }}
+
+      - name: Build and push image
+        if: github.event_name != 'pull_request'
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          tags: git.allucanget.biz/${{ secrets.GITEA_REGISTRY_NAMESPACE }}/arbitrade:${{ github.sha }}