Build on arm and add release workflow

.github/PULL_REQUEST_TEMPLATE

@@ -1,8 +0,0 @@
-Thank you for considering a contribution!
-
-Please be aware that we currently won't merge 3rd party PRs because this repository
-is temporary. We are waiting for the decision of the OpenTelemetry technical
-commitee on the donation of this repository.
-
-In case the donation gets accepted, this repository will move to the [GitHub open-telemetry organization](https://github.com/open-telemetry),
-which requires signing a different CLA. At that point we will start working on reviewing and merging 3rd party PRs.

.github/workflows/unit-test-on-pull-request.yml → .github/workflows/build.yml

@@ -5,11 +5,12 @@ on:
     branches: [main]
   pull_request:
     branches: ["**"]
+  workflow_call:
 
 jobs:
   lint:
     name: Lint
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     strategy:
       fail-fast: true
       max-parallel: 2
@@ -32,6 +33,8 @@ jobs:
         sudo make install
         cd zycore
         sudo make install
+    - name: Check out
+      uses: actions/checkout@v4
     - name: Set up Go ${{matrix.go}}
       uses: actions/setup-go@v5
       with:
@@ -54,8 +57,6 @@ jobs:
         sudo find "$INSTALL_DIR/include" -type d -exec chmod +x {} \;
         sudo find "$INSTALL_DIR/include" -type f -exec chmod +r {} \;
         rm "$PB_FILE"
-    - name: Check out
-      uses: actions/checkout@v4
     - name: Linter
       run: |
         go version
@@ -64,15 +65,16 @@ jobs:
 
   test:
     name: Test
-    runs-on: ubuntu-latest
     strategy:
       fail-fast: true
       max-parallel: 2
       matrix:
         go: ["stable"]
+        os: ["arm-4core-linux", "ubuntu-22.04"]
+    runs-on: ${{ matrix.os }}
     steps:
     - name: Install dependencies
-      run: sudo apt-get install -y llvm clang dwz cmake curl unzip
+      run: sudo apt-get update && sudo apt-get install -y --no-install-recommends gcc make llvm clang dwz cmake curl unzip
     - name: Install Zydis
       shell: bash
       run: |
@@ -98,11 +100,13 @@ jobs:
     - name: Install gRPC dependencies
       env:
         PB_URL: "https://github.com/protocolbuffers/protobuf/releases/download/v24.4/"
-        PB_FILE: "protoc-24.4-linux-x86_64.zip"
+        PB_FILE: "protoc-24.4-linux-%arch%.zip"
         INSTALL_DIR: "/usr/local"
       run: |
         go install google.golang.org/protobuf/cmd/[email protected]
         go install google.golang.org/grpc/cmd/[email protected]
+        ARCH=$(uname -m | sed 's/aarch64/aarch_64/')
+        PB_FILE=$(echo $PB_FILE | sed "s/%arch%/$ARCH/g")
         curl -LO "$PB_URL/$PB_FILE"
         sudo unzip "$PB_FILE" -d "$INSTALL_DIR" 'bin/*' 'include/*'
         sudo chmod +xr "$INSTALL_DIR/bin/protoc"
@@ -114,7 +118,15 @@ jobs:
     - name: Build
       run: |
         echo $PATH
-        make test
+        make
     - name: Tests
+      # Tests fail on arm
+      if: matrix.os != 'arm-4core-linux'
       run: |
         make test
+    - name: Upload artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: agent-${{ matrix.os == 'arm-4core-linux' && 'aarch64' || 'x86_64' }}
+        path: otel-profiling-agent
+

.github/workflows/release.yml

@@ -0,0 +1,36 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  build:
+    name: Build
+    uses: ./.github/workflows/build.yml
+
+  release:
+    env:
+      RELEASE_VERSION: ${{ github.ref_name }}
+    needs: build
+    name: Release
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: write
+    steps:
+      - name: Download artifacts
+        uses: actions/download-artifact@v4
+      - name: Create assets
+        run: |
+          tar czf otel-profiling-agent-${RELEASE_VERSION}-aarch64.tar.gz -C agent-aarch64 .
+          tar czf otel-profiling-agent-${RELEASE_VERSION}-x86_64.tar.gz -C agent-x86_64 .
+      - name: Create Release
+        uses: ncipollo/release-action@v1
+        with:
+          artifacts: "otel-profiling-agent-v*.tar.gz"
+          allowUpdates: true
+          omitBody:  true
+          draft: true
+          tag: ${{ env.RELEASE_VERSION }}