added basic CI (#17)

Author: virajmehta

.github/workflows/ci.yml

@@ -0,0 +1,47 @@
+name: CI
+
+on:
+  pull_request:
+    branches: [main]
+  merge_group:
+    branches: [main]
+
+env:
+  CARGO_TERM_COLOR: always
+  DATABASE_URL: postgres://postgres:postgres@localhost:5436/test
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+
+    services:
+      postgres:
+        image: postgres:14-alpine
+        env:
+          POSTGRES_DB: test
+          POSTGRES_USER: postgres
+          POSTGRES_PASSWORD: postgres
+        ports:
+          - 5436:5432
+        options: >-
+          --health-cmd "pg_isready -U postgres -d test"
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: rustfmt, clippy
+
+      - name: Check formatting
+        run: cargo fmt --check
+
+      - name: Run Clippy
+        run: cargo clippy --all-targets --all-features -- -D warnings
+
+      - name: Run tests
+        run: cargo test