feat(FN-1540): add lint as inline quality gate in task prompts

- Add ESLint configuration (eslint.config.mjs) for TypeScript/JavaScript linting
- Update executor prompts to include lint instruction before code submission
- Add lint check to triage prompt validation workflow
- Update agent prompts to emphasize lint compliance as quality requirement
- Add lint tool to agent toolset with file-level rule disabling capability
- Include lint in CI workflow with non-blocking status
- Update tests to verify lint-inclusive prompt behavior
- Add documentation for lint integration in contributing.md
- Add changeset for @gsxdsm/fusion minor release

.github/workflows/ci.yml

@@ -29,6 +29,9 @@ jobs:
       - name: Install dependencies
         run: pnpm install
 
+      - name: Lint
+        run: pnpm lint
+
       - name: Build
         run: pnpm build