Add CI pipeline for stage

Author: HellFelix

.github/workflows/ci.yml

@@ -0,0 +1,76 @@
+name: CI
+
+on:
+  push:
+    branches: [stage]
+  pull_request:
+    branches: [stage]
+
+env:
+  API_ENDPOINT_SERVER: "http://localhost:1443"
+  API_ENDPOINT_TRUSTAUTH_TO_SERVER: "https://localhost:1444"
+  API_ENDPOINT_TRUSTAUTH: "http://localhost:2443"
+  API_ENDPOINT_SERVER_TO_TRUSTAUTH: "https://localhost:2444"
+
+jobs:
+  frontend:
+    name: Frontend tests
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: dtolnay/rust-toolchain@stable
+
+      - uses: Swatinem/rust-cache@v2
+
+      - name: Generate mTLS certificates
+        working-directory: mtls
+        run: bash mkcerts.sh dev
+
+      - name: Build backend binaries
+        run: cargo build --bin rustsystem-server --bin rustsystem-trustauth
+
+      - name: Start backend services
+        run: |
+          ./target/debug/rustsystem-server &
+          ./target/debug/rustsystem-trustauth &
+
+      - name: Wait for services to be ready
+        run: |
+          until curl -sf http://localhost:1443/ > /dev/null 2>&1; do sleep 1; done
+          until curl -sf http://localhost:2443/ > /dev/null 2>&1; do sleep 1; done
+
+      - uses: pnpm/action-setup@v4
+        with:
+          version: latest
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: pnpm
+          cache-dependency-path: frontend/pnpm-lock.yaml
+
+      - name: Install dependencies
+        working-directory: frontend
+        run: pnpm install --frozen-lockfile
+
+      - name: Run tests
+        working-directory: frontend
+        run: pnpm test
+
+  backend:
+    name: Backend tests
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Generate mTLS certificates
+        working-directory: mtls
+        run: bash mkcerts.sh dev
+
+      - uses: dtolnay/rust-toolchain@stable
+
+      - uses: Swatinem/rust-cache@v2
+
+      - name: Run tests
+        run: cargo test