chore: release v0.31.6 (#724)

* chore: bump version to 0.31.6

* test: update makefile fixtures for agent identity support

- Update makefile snapshots to include agent identity parameter
- Refresh hashes for agent_engine deployment targets

---------

Co-authored-by: eliasecchig <eliasecchig@users.noreply.github.com>

Author: eliasecchig

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "agent-starter-pack"
-version = "0.31.5"
+version = "0.31.6"
 description = "CLI to bootstrap production-ready Google Cloud GenAI agent projects from templates."
 authors = [
     { name = "Google LLC", email = "agent-starter-pack@google.com" },

tests/fixtures/makefile_hashes.json

@@ -1,14 +1,14 @@
 {
-  "adk_a2a_agent_engine": "e50910683a24d9eaedc8adb714bb9f9eab8af9e9151b7fa16be8e66052c28146",
+  "adk_a2a_agent_engine": "e10e3b4b549a6b14bd3eb43a6404626122b724270ec8b2b3756616f32502f1f4",
   "adk_a2a_cloud_run": "92b91981cbfd71d5d6350d85b4d4336fed9af16c72befd9b287700f78302d475",
-  "adk_agent_engine_no_data": "e043a1621cca3113d5df08aa54764e629d25ab85ade1ec27a617d035b446295f",
+  "adk_agent_engine_no_data": "05def9bdafdaa9a8388e011b5a2b3c3edd0838fe39c0112415610dba6e16c201",
   "adk_cloud_run_no_data": "a7add7c1e46b9f6cb91981144e673fcea4faad40af22fbc9b31ba28f0e4f16b6",
-  "adk_live_agent_engine": "533a3febfefe854f92f4744b5365e88fd395156853f37232a75043a6e66c5566",
+  "adk_live_agent_engine": "d9012014dcf6d9680efe79bdd487769e2f50797554e3d9b12b4b25f2197228f2",
   "adk_live_cloud_run": "9330fb90ef729b4da44d0067af1ec11c2bdc22356a4ad15b083eddc6625f2b5c",
   "agent_with_agent_garden": "d140a9ed58cf05755cfdf769f7de891465a2c5309363399986d78a7fcb4b5d03",
   "agent_with_custom_commands": "7074c57e71c5e9527b78eb1b27de989f875e9efe3f9e857861114c1a5bc7b6ef",
   "agentic_rag_cloud_run_vector_search": "af4339d6f7ea405eb760a10b49e03d04d5cb817cc3e2f865e54d7531305f7f0f",
   "agentic_rag_cloud_run_vertex_search": "731ade1232409e7b696790c52f98c22c8e8d91c0519724bcca8f571ef75b0f61",
-  "langgraph_agent_engine": "49f01d675b52b0b8669d5c98270519ee33dc5aee7196e5a00eae5bdeaeac2b37",
+  "langgraph_agent_engine": "a33a5b0a881b8c4d103f6aa01081a0bd00160a5ef3765d17a8a1b1b812c2d9b8",
   "langgraph_cloud_run": "3e33383b3a9c2b1b684d173e38d702f4d60a554926ad7f56064c14383871786b"
 }

tests/fixtures/makefile_snapshots/adk_a2a_agent_engine.makefile

@@ -78,6 +78,7 @@ build-inspector-if-needed:
 # ==============================================================================
 
 # Deploy the agent remotely
+# Usage: make deploy [AGENT_IDENTITY=true] - Set AGENT_IDENTITY=true to enable per-agent IAM identity (Preview)
 deploy:
 	# Export dependencies to requirements file using uv export.
 	(uv export --no-hashes --no-header --no-dev --no-emit-project --no-annotate > test_a2a/app_utils/.requirements.txt 2>/dev/null || \
@@ -86,7 +87,8 @@ deploy:
 		--source-packages=./test_a2a \
 		--entrypoint-module=test_a2a.agent_engine_app \
 		--entrypoint-object=agent_engine \
-		--requirements-file=test_a2a/app_utils/.requirements.txt
+		--requirements-file=test_a2a/app_utils/.requirements.txt \
+		$(if $(AGENT_IDENTITY),--agent-identity)
 
 # Alias for 'make deploy' for backward compatibility
 backend: deploy

tests/fixtures/makefile_snapshots/adk_agent_engine_no_data.makefile

@@ -28,6 +28,7 @@ playground:
 # ==============================================================================
 
 # Deploy the agent remotely
+# Usage: make deploy [AGENT_IDENTITY=true] - Set AGENT_IDENTITY=true to enable per-agent IAM identity (Preview)
 deploy:
 	# Export dependencies to requirements file using uv export.
 	(uv export --no-hashes --no-header --no-dev --no-emit-project --no-annotate > test_adk/app_utils/.requirements.txt 2>/dev/null || \
@@ -36,7 +37,8 @@ deploy:
 		--source-packages=./test_adk \
 		--entrypoint-module=test_adk.agent_engine_app \
 		--entrypoint-object=agent_engine \
-		--requirements-file=test_adk/app_utils/.requirements.txt
+		--requirements-file=test_adk/app_utils/.requirements.txt \
+		$(if $(AGENT_IDENTITY),--agent-identity)
 
 # Alias for 'make deploy' for backward compatibility
 backend: deploy

tests/fixtures/makefile_snapshots/adk_live_agent_engine.makefile

@@ -85,6 +85,7 @@ playground-dev:
 # ==============================================================================
 
 # Deploy the agent remotely
+# Usage: make deploy [AGENT_IDENTITY=true] - Set AGENT_IDENTITY=true to enable per-agent IAM identity (Preview)
 deploy:
 	# Export dependencies to requirements file using uv export.
 	(uv export --no-hashes --no-header --no-dev --no-emit-project --no-annotate > test_adk_live/app_utils/.requirements.txt 2>/dev/null || \
@@ -93,7 +94,8 @@ deploy:
 		--source-packages=./test_adk_live \
 		--entrypoint-module=test_adk_live.agent_engine_app \
 		--entrypoint-object=agent_engine \
-		--requirements-file=test_adk_live/app_utils/.requirements.txt
+		--requirements-file=test_adk_live/app_utils/.requirements.txt \
+		$(if $(AGENT_IDENTITY),--agent-identity)
 
 # Alias for 'make deploy' for backward compatibility
 backend: deploy

tests/fixtures/makefile_snapshots/langgraph_agent_engine.makefile

@@ -77,6 +77,7 @@ build-inspector-if-needed:
 # ==============================================================================
 
 # Deploy the agent remotely
+# Usage: make deploy [AGENT_IDENTITY=true] - Set AGENT_IDENTITY=true to enable per-agent IAM identity (Preview)
 deploy:
 	# Export dependencies to requirements file using uv export.
 	(uv export --no-hashes --no-header --no-dev --no-emit-project --no-annotate > test_langgraph/app_utils/.requirements.txt 2>/dev/null || \
@@ -85,7 +86,8 @@ deploy:
 		--source-packages=./test_langgraph \
 		--entrypoint-module=test_langgraph.agent_engine_app \
 		--entrypoint-object=agent_engine \
-		--requirements-file=test_langgraph/app_utils/.requirements.txt
+		--requirements-file=test_langgraph/app_utils/.requirements.txt \
+		$(if $(AGENT_IDENTITY),--agent-identity)
 
 # Alias for 'make deploy' for backward compatibility
 backend: deploy