Hash pin github workflows

Description

A Static Application Security Testing (SAST) is a static analysis tool that can prevent known classes of bugs from being inadvertently introduced in the codebase.

This PR config the CodeQL, a GitHub-owned SAST tool, to scan the project periodically for bugs.

PiperOrigin-RevId: 585972795

.github/workflows/codeql.yml

@@ -0,0 +1,74 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+  schedule:
+    - cron: '29 13 * * 5'
+
+permissions: {}
+
+jobs:
+  analyze:
+    name: Analyze
+    # Runner size impacts CodeQL analysis time. To learn more, please see:
+    #   - https://gh.io/recommended-hardware-resources-for-running-codeql
+    #   - https://gh.io/supported-runners-and-hardware-resources
+    #   - https://gh.io/using-larger-runners
+    # Consider using larger runners for possible analysis time improvements.
+    runs-on: ${{ (matrix.language == 'swift' && 'macos-latest') || 'ubuntu-latest' }}
+    timeout-minutes: ${{ (matrix.language == 'swift' && 120) || 360 }}
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'c-cpp', 'csharp', 'java-kotlin', 'python', 'ruby' ]
+        # CodeQL supports [ 'c-cpp', 'csharp', 'go', 'java-kotlin', 'javascript-typescript', 'python', 'ruby', 'swift' ]
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+      with:
+        fetch-depth: 1
+        submodules: 'recursive'
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@74483a38d39275f33fcff5f35b679b5ca4a26a99 # v2.22.5
+      with:
+        languages: ${{ matrix.language }}
+
+    - name: Custom build protoc (C++) and build java
+      if: matrix.language == 'java-kotlin'
+      run: |
+        echo "Installing bazel"
+        curl -fsSL https://bazel.build/bazel-release.pub.gpg | gpg --dearmor > bazel.gpg
+        sudo mv bazel.gpg /etc/apt/trusted.gpg.d/
+        echo "deb [arch=amd64] https://storage.googleapis.com/bazel-apt stable jdk1.8" | sudo tee /etc/apt/sources.list.d/bazel.list
+        sudo apt-get update
+        sudo apt-get install bazel
+        echo "Building protoc"
+        bazel build :protoc :protobuf
+        mv bazel-bin/protoc protoc
+        echo "Building Java"
+        cd java
+        mvn clean package -f pom.xml -B -V -e -Dfindbugs.skip -Dcheckstyle.skip -Dpmd.skip=true -Dspotbugs.skip -Denforcer.skip -Dmaven.javadoc.skip -DskipTests -Dmaven.test.skip=true -Dlicense.skip=true -Drat.skip=true -Dspotless.check.skip=true
+
+    # Autobuild attempts to build any compiled languages (C/C++, C#, Go, Java, or Swift).
+    - name: Autobuild
+      if: matrix.language == 'c-cpp'  ||
+          matrix.language == 'csharp' ||
+          matrix.language == 'python' ||
+          matrix.language == 'ruby'
+      uses: github/codeql-action/autobuild@74483a38d39275f33fcff5f35b679b5ca4a26a99 # v2.22.5
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@74483a38d39275f33fcff5f35b679b5ca4a26a99 # v2.22.5
+      with:
+        category: "/language:${{matrix.language}}"