Add an initial GitHub Actions workflow for Continuous Integration

.github/workflows/continuous_integration.yaml

@@ -0,0 +1,47 @@
+name: Continuous Integration
+on: [pull_request, push]
+jobs:
+  build:
+    name: Build
+    runs-on: ${{matrix.runs-on}}
+    strategy:
+      matrix:
+        target: [
+          aarch64-apple-darwin,
+          aarch64-apple-ios,
+          aarch64-linux-android,
+          x86_64-apple-darwin,
+          x86_64-apple-ios,
+          x86_64-linux-android,
+          x86_64-pc-windows-msvc,
+          x86_64-unknown-linux-gnu,
+        ]
+        include:
+          - target: aarch64-apple-darwin
+            runs-on: macos-14
+          - target: aarch64-apple-ios
+            runs-on: macos-14
+          - target: aarch64-linux-android
+            runs-on: macos-12
+          - target: x86_64-apple-darwin
+            runs-on: macos-14
+          - target: x86_64-apple-ios
+            runs-on: macos-14
+          - target: x86_64-linux-android
+            runs-on: macos-12
+          - target: x86_64-pc-windows-msvc
+            runs-on: windows-2022
+          - target: x86_64-unknown-linux-gnu
+            runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+      - name: Generate .cargo/config.toml
+        env:
+          CARGO_CONFIG_TOML: ${{secrets.CARGO_CONFIG_TOML}}
+        run: |
+          mkdir .cargo
+          echo "${CARGO_CONFIG_TOML}" >> .cargo/config.toml
+      - name: Build breakpad.rs
+        run: cargo build --target=${{matrix.target}}

rust-toolchain.toml

@@ -0,0 +1,12 @@
+[toolchain]
+channel = "stable"
+targets = [
+    "aarch64-apple-darwin",
+    "aarch64-apple-ios",
+    "aarch64-linux-android",
+    "x86_64-apple-darwin",
+    "x86_64-apple-ios",
+    "x86_64-linux-android",
+    "x86_64-pc-windows-msvc",
+    "x86_64-unknown-linux-gnu",
+]