Added ci.xml to .github/workflows

.github/workflows/ci.yml

@@ -0,0 +1,27 @@
+name: CI
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+  workflow_dispatch:
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      matrix:
+        os: [ ubuntu-latest, macos-latest, windows-latest ]
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Build
+        run: cargo build --verbose
+      - name: Test
+        run: cargo test --verbose