add: basic build CI

.github/workflows/rust.yml

@@ -0,0 +1,40 @@
+name: Rust
+
+on:
+  push:
+    branches: [ "**" ]
+  pull_request:
+    branches: [ "main" ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build-windows:
+    runs-on: windows-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Build server
+      run: cargo build --bin transistor-server --verbose
+    - name: Build client
+      run: cargo build --bin transistor-client --verbose
+
+  build-linux:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Install dependencies
+      run: sudo apt-get install -y libxi-dev libxtst-dev
+    - name: Build server
+      run: xvfb-run cargo build --bin transistor-server --verbose
+    - name: Build client
+      run: xvfb-run cargo build --bin transistor-client --verbose
+
+  build-macos:
+    runs-on: macos-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Build server
+      run: cargo build --bin transistor-server --verbose
+    - name: Build client
+      run: cargo build --bin transistor-client --verbose