Add mandatory push step to agent workflow rules

Push must happen immediately after every commit — no accumulating
unpushed work. Updated both development order and task completion
checklists.

Co-authored-by: Cursor <cursoragent@cursor.com>

.cursor/rules/agent-workflow.mdc

@@ -12,11 +12,13 @@ For every task, follow this sequence:
 3. **Implementation** — write code to make tests pass
 4. **Verify** — `npm run test:run` for logic, Playwright screenshot for visuals
 5. **Commit** — `git add -A && git commit` after each successful step
+6. **Push** — `git push` after every commit (never accumulate unpushed commits)
 
-## Commit Discipline
+## Commit & Push Discipline
 - Commit after EVERY successful step (tests green or visual verified)
+- Push immediately after every commit — code must always be on remote
 - Small, focused commits — one concern per commit
-- Never accumulate uncommitted work across multiple tasks
+- Never accumulate uncommitted or unpushed work across multiple tasks
 - Commit message format: concise "what + why" in English
 
 ## Visual Verification
@@ -30,8 +32,9 @@ After ANY visual change:
 ## After Completing a Task
 1. Verify it works (test or screenshot)
 2. Commit immediately
-3. Update `PROGRESS.md` — mark task complete
-4. Check `IMPLEMENTATION-PLAN.md` for what's next
+3. Push immediately (`git push`)
+4. Update `PROGRESS.md` — mark task complete
+5. Check `IMPLEMENTATION-PLAN.md` for what's next
 
 ## Code Standards
 - TypeScript strict mode — no `any`, no unsafe `as` casts