Releasing: Utilizing Github Actions and Tagging for release. (#2852)

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
Co-authored-by: N. Taylor Mullen <ntaylormullen@google.com>

.gcp/release-docker.yaml

@@ -0,0 +1,58 @@
+steps:
+  # Step 1: Install root dependencies (includes workspaces)
+  - name: 'us-west1-docker.pkg.dev/gemini-code-dev/gemini-code-containers/gemini-code-builder'
+    id: 'Install Dependencies'
+    entrypoint: 'npm'
+    args: ['install']
+
+  # Step 4: Authenticate for Docker (so we can push images to the artifact registry)
+  - name: 'us-west1-docker.pkg.dev/gemini-code-dev/gemini-code-containers/gemini-code-builder'
+    id: 'Authenticate docker'
+    entrypoint: 'npm'
+    args: ['run', 'auth']
+
+  # Step 5: Build workspace packages
+  - name: 'us-west1-docker.pkg.dev/gemini-code-dev/gemini-code-containers/gemini-code-builder'
+    id: 'Build packages'
+    entrypoint: 'npm'
+    args: ['run', 'build:packages']
+
+  # Step 6: Build sandbox container image
+  - name: 'us-west1-docker.pkg.dev/gemini-code-dev/gemini-code-containers/gemini-code-builder'
+    id: 'Build sandbox Docker image'
+    entrypoint: 'bash'
+    args:
+      - -c
+      - |
+        if [ "$_OFFICIAL_RELEASE" = "true" ]; then
+          export GEMINI_SANDBOX_IMAGE_TAG="${TAG_NAME#v}"
+        else
+          export GEMINI_SANDBOX_IMAGE_TAG="$SHORT_SHA"
+        fi
+        npm run build:sandbox:fast
+    env:
+      - 'GEMINI_SANDBOX=$_CONTAINER_TOOL'
+
+  # Step 7: Publish sandbox container image
+  - name: 'us-west1-docker.pkg.dev/gemini-code-dev/gemini-code-containers/gemini-code-builder'
+    id: 'Publish sandbox Docker image'
+    entrypoint: 'bash'
+    args:
+      - -c
+      - |
+        if [ "$_OFFICIAL_RELEASE" = "true" ]; then
+          export GEMINI_SANDBOX_IMAGE_TAG="${TAG_NAME#v}"
+        else
+          export GEMINI_SANDBOX_IMAGE_TAG="$SHORT_SHA"
+        fi
+        npm run publish:sandbox
+    env:
+      - 'GEMINI_SANDBOX=$_CONTAINER_TOOL'
+
+options:
+  defaultLogsBucketBehavior: REGIONAL_USER_OWNED_BUCKET
+  dynamicSubstitutions: true
+
+substitutions:
+  _OFFICIAL_RELEASE: 'false'
+  _CONTAINER_TOOL: 'docker'