fixup: ci

.github/workflows/ci.yml

@@ -0,0 +1,84 @@
+on:
+  pull_request:
+  push:
+
+name: Code Quality
+jobs:
+
+  fmt:
+    name: Rustfmt
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: 1.43.1
+          override: true
+      - run: rustup component add rustfmt
+      - uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: --all -- --check
+
+  run_clippy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions-rs/toolchain@v1
+        with:
+            toolchain: 1.43.1
+            components: clippy
+            override: true
+      - uses: actions-rs/clippy-check@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+
+
+  build_and_test:
+    name: Build and test
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macOS-latest]
+        rust: [nightly, beta, stable]
+
+    steps:
+    - uses: actions/checkout@master
+
+    - name: Install ${{ matrix.rust }}
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: ${{ matrix.rust }}
+        override: true
+
+     - name: Cache cargo registry
+      uses: actions/cache@v2
+      with:
+        path: ~/.cargo/registry
+        key: ${{ matrix.os }}-${{ matrix.rust }}-cargo-registry-${{ hashFiles('**/Cargo.toml') }}
+
+    - name: Cache cargo index
+      uses: actions/cache@v2
+      with:
+        path: ~/.cargo/git
+        key: ${{ matrix.os }}-${{ matrix.rust }}-cargo-index-${{ hashFiles('**/Cargo.toml') }}
+
+    - name: Cache cargo build
+      uses: actions/cache@v2
+      with:
+        path: target
+        key: ${{ matrix.os }}-${{ matrix.rust }}-cargo-build-target-${{ hashFiles('**/Cargo.toml') }}
+
+    - name: check
+      uses: actions-rs/cargo@v1
+      with:
+        command:  check
+        args: --workspacke --all --bins --examples --tests
+
+    - name: tests
+      uses: actions-rs/cargo@v1
+      with:
+        command: test
+        args: --workspace
+