Make it compilable (still bunch to fix!)

.github/workflows/lint.yaml

@@ -0,0 +1,67 @@
+name: Continuous Integration
+
+on:
+  push:
+    branches:
+      - "**"
+  pull_request:
+    branches:
+      - "**"
+
+jobs:
+  check:
+    name: Cargo Check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+      - uses: Swatinem/rust-cache@v2
+      - name: Check
+        run: cargo check
+
+  test:
+    name: Cargo Test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+      - uses: Swatinem/rust-cache@v2
+      - name: Run tests
+        run: cargo test --all -- --test-threads=1
+
+  udeps:
+    name: udeps
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: nightly
+          override: true
+      - uses: Swatinem/rust-cache@v2
+      - uses: taiki-e/install-action@cargo-udeps
+      - name: Run cargo udeps
+        run: cargo +nightly udeps --workspace --lib --examples --tests --benches --all-features --locked
+
+  clippy:
+    name: clippy
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          components: clippy
+          override: true
+      - uses: Swatinem/rust-cache@v2
+      - name: clippy
+        run: cargo clippy --workspace --tests --all-features
+        env:
+          RUSTFLAGS: "-D warnings"