ci: add rust tests

.github/workflows/backend.yaml

@@ -0,0 +1,74 @@
+name: Backend Tests
+
+on: pull_request
+
+env:
+  RUSTFLAGS: "-Dwarnings"
+
+permissions:
+  contents: read
+
+jobs:
+  clippy:
+    name: Clippy
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+
+      - name: Setup Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache dependencies
+        uses: Swatinem/rust-cache@v2
+
+      - name: Check
+        run: cargo clippy --all-targets --all-features
+
+  format:
+    name: Format
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+
+      - name: Setup Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache dependencies
+        uses: Swatinem/rust-cache@v2
+
+      - name: Check
+        run: cargo fmt --all --check
+
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+
+      - name: Setup Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache dependencies
+        uses: Swatinem/rust-cache@v2
+
+      - name: Check
+        run: cargo build --release --verbose
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+
+      - name: Setup Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache dependencies
+        uses: Swatinem/rust-cache@v2
+
+      - name: Check
+        run: cargo test --verbose

.github/workflows/frontend.yaml

@@ -1,11 +1,14 @@
 name: Frontend Tests
+
 on: pull_request
+
+permissions:
+  contents: read
+
 jobs:
   lint:
     name: Lint
     runs-on: ubuntu-latest
-    permissions:
-      contents: read
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v4
@@ -27,8 +30,6 @@ jobs:
   format:
     name: Format
     runs-on: ubuntu-latest
-    permissions:
-      contents: read
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v4
@@ -50,8 +51,6 @@ jobs:
   build:
     name: Build
     runs-on: ubuntu-latest
-    permissions:
-      contents: read
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v4