chore: gitignore docker-compose.override.yml and .remember/

The override file is a local-only port remap for when the default
dev postgres port is already bound by another project. .remember/ is
skill-maintained session-state storage.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

.gitignore

@@ -17,3 +17,5 @@ playwright-report/
 nginx/certs/
 tsconfig.tsbuildinfo
 .playwright-mcp/
+docker-compose.override.yml
+.remember/