ci(conflict): Run the Tango MySQL suite in CI and load its schema locally

Author: manjari25

.github/workflows/ci.yml

@@ -312,6 +312,21 @@ jobs:
         with:
           target: //test/integration/submitqueue/extension/storage/...
 
+  conflict-integration-test:
+    name: Conflict Extension Test
+    if: ${{ github.event_name != 'pull_request' || github.event.pull_request.draft == false }}
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          # This job executes untrusted PR code (make build/test/lint). Don't
+          # leave the GITHUB_TOKEN in the workspace git config while it runs.
+          persist-credentials: false
+      - uses: ./.github/actions/setup
+      - uses: ./.github/actions/run-bazel-test
+        with:
+          target: //test/integration/submitqueue/extension/conflict/...
+
   # ---------------------------------------------------------------------------
   # CORE TESTS
   # ---------------------------------------------------------------------------
@@ -417,6 +432,7 @@ jobs:
       - merger-integration-test
       - validator-integration-test
       - storage-integration-test
+      - conflict-integration-test
       - consumer-integration-test
       - web
       - web-e2e

Makefile

@@ -427,6 +427,11 @@ local-init-submitqueue-schemas: ## Manually apply all database schemas
 		echo "  - Applying $$(basename $$file)..."; \
 		docker exec -i $(SUBMITQUEUE_LOCAL_PROJECT)-mysql-app-1 mysql -uroot -proot submitqueue < $$file 2>&1 | grep -v "Using a password" || true; \
 	done
+	@echo "Applying Tango conflict analyzer schema to mysql-app..."
+	@for file in submitqueue/extension/conflict/tango/mysql/schema/*.sql; do \
+		echo "  - Applying $$(basename $$file)..."; \
+		docker exec -i $(SUBMITQUEUE_LOCAL_PROJECT)-mysql-app-1 mysql -uroot -proot submitqueue < $$file 2>&1 | grep -v "Using a password" || true; \
+	done
 	@echo "Applying queue schema to mysql-queue..."
 	@for file in platform/extension/messagequeue/mysql/schema/*.sql; do \
 		echo "  - Applying $$(basename $$file)..."; \

doc/howto/TESTING.md

@@ -23,7 +23,7 @@ SubmitQueue uses **two separate databases** to demonstrate proper architectural
 
 ### 1. Application Database
 - **Purpose**: Business data (requests, counters, batches)
-- **Schema**: `submitqueue/gateway/extension/storage/mysql/schema`, `submitqueue/orchestrator/extension/storage/mysql/schema`, `platform/extension/counter/mysql/schema`
+- **Schema**: `submitqueue/gateway/extension/storage/mysql/schema`, `submitqueue/orchestrator/extension/storage/mysql/schema`, `platform/extension/counter/mysql/schema`, `submitqueue/extension/conflict/tango/mysql/schema`
 - **Used by**: Gateway (receipts, request logs, and read models), Orchestrator (requests, batches, builds, and counters)
 - **Connection**: `MYSQL_DSN`