Add github actions CI files (#12)

* Add github actions CI files

* Only run CI on commit pushes

* Fix a redundant binding

* Add missing packages for the CI test step

.github/workflows/clippy.yml

@@ -0,0 +1,20 @@
+on: [push]
+
+name: Cargo Clippy
+
+jobs:
+  clippy:
+    name: Cargo Clippy
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
+          components: clippy
+      - uses: actions-rs/cargo@v1
+        with:
+          command: clippy
+          args: --all-targets -- -D warnings

.github/workflows/rustfmt.yml

@@ -0,0 +1,20 @@
+on: [push]
+
+name: Cargo Format
+
+jobs:
+  fmt:
+    name: Cargo Format
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly
+          override: true
+          components: rustfmt
+      - uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: --all -- --check

.github/workflows/test.yml

@@ -0,0 +1,25 @@
+on: [push]
+
+name: Cargo Test
+
+jobs:
+  test:
+    name: Cargo Test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
+      - name: Install packages (Linux)
+              #TODO(emilk) use upstream when https://github.com/awalsh128/cache-apt-pkgs-action/pull/90 is merged
+              uses: awalsh128/cache-apt-pkgs-action
+              with:
+                packages: libxcb-render0-dev libxcb-shape0-dev libxcb-xfixes0-dev libxkbcommon-dev libssl-dev libgtk-3-dev # libgtk-3-dev is used by rfd
+                version: 1.0
+                execute_install_scripts: true
+      - uses: actions-rs/cargo@v1
+        with:
+          command: test

examples/gui/main.rs

@@ -34,7 +34,7 @@ fn main() -> Result<()> {
     let should_exit = Arc::new(AtomicBool::new(false));
     thread::spawn({
         let mut panel = panel::Panel::new(port)?;
-        let should_exit = should_exit;
+
         move || loop {
             match panel.poll() {
                 Ok(reports) => {