Refactor to Vue 3 + FastAPI + SQLite architecture

- Backend: FastAPI + SQLite (WAL mode), 22 tables, ~40 API endpoints
- Frontend: Vue 3 + Vite + Pinia + Vue Router, 8 views, 3 stores
- Database: migrate from JSON file to SQLite with proper schema
- Dockerfile: multi-stage build (node + python)
- Deploy: K8s manifests (namespace, deployment, service, ingress, pvc, backup)
- CI/CD: Gitea Actions (test, deploy, PR preview at pr-$id.planner.oci.euphon.net)
- Tests: 20 Cypress E2E test files, 196 test cases, ~85% coverage
- Doc: test-coverage.md with full feature coverage report

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/cypress/e2e/planning-review.cy.js

@@ -0,0 +1,40 @@
+describe('Planning - Review (日程-回顾)', () => {
+  beforeEach(() => {
+    cy.visit('/planning', {
+      onBeforeLoad(win) {
+        win.localStorage.setItem('sp_login_expires', String(Date.now() + 86400000))
+      }
+    })
+    cy.get('.sub-tab').contains('回顾').click()
+  })
+
+  it('shows review form', () => {
+    cy.contains('本周回顾').should('be.visible')
+    cy.get('.review-form textarea').should('have.length', 3)
+  })
+
+  it('review form has 3 sections', () => {
+    cy.contains('本周做得好的').should('be.visible')
+    cy.contains('需要改进的').should('be.visible')
+    cy.contains('下周计划').should('be.visible')
+  })
+
+  it('saves a review', () => {
+    cy.get('.review-form textarea').eq(0).type('完成了重构')
+    cy.get('.review-form textarea').eq(1).type('睡眠不够')
+    cy.get('.review-form textarea').eq(2).type('早睡早起')
+    cy.get('.btn-accent').contains('保存回顾').click()
+    // Should save without error
+    cy.get('.review-form').should('be.visible')
+  })
+
+  it('shows history section toggle', () => {
+    cy.contains('历史回顾').should('be.visible')
+  })
+
+  it('toggles history visibility', () => {
+    cy.contains('历史回顾').click()
+    // After click, should toggle visibility
+    cy.contains('历史回顾').should('be.visible')
+  })
+})