fix: refine coding project landing actions

.project-docs/30-worklog/tasks/20260906-coding-default-page-a7c42e.md

@@ -15,10 +15,13 @@
 - Replace the no-project Code entry redirect with a dedicated conversation-first
   landing state on `/chat`.
 - Restyle both the no-project landing and the empty Conversation timeline around
-  the existing Makelore M brand mark, a large centered prompt, and the existing
-  bottom-composer hierarchy shown in the supplied Codex reference.
+  the existing Makelore M brand mark, a large centered prompt, and the spacious
+  vertical hierarchy shown in the supplied Codex reference.
 - Keep project creation reachable from the landing surface and update focused
   Renderer/Electron coverage plus README current-state wording.
+- Apply the user's follow-up correction: the lower landing surface is a standalone
+  `新增项目` CTA followed by horizontally arranged existing-project cards, not a
+  composer-shaped project starter.
 
 ## Intent And Constraints
 
@@ -27,7 +30,8 @@
 - Preserve the single Makelore light visual system, bundled typography, Chinese
   UI, project-local `.makelore` authority, and all Main-owned runtime/API seams.
 - The no-project call to action must open the existing Sidebar project-creation
-  flow rather than introducing a second creation implementation.
+  flow rather than introducing a second creation implementation; existing-project
+  cards must likewise reuse the Sidebar's validated project-entry behavior.
 - Existing projects, Agent selection, Conversation creation, Composer behavior,
   model/runtime controls, and accepted/uncertain mutation semantics remain
   unchanged.
@@ -40,12 +44,16 @@
 
 - Code now resolves an empty local project list to `/chat` instead of redirecting
   to Project Configuration.
-- The no-project view uses the existing Makelore M vector asset, a large centered
-  guide sentence, and a low, wide project starter modeled on the supplied Codex
-  composition while retaining the Makelore sidebar and light visual system.
-- Every project-starter action reuses the Sidebar's existing project-creation
-  dialog through a renderer-local event bridge; the secondary action opens the
-  existing project/settings route.
+- The no-project view uses the existing Makelore M vector asset and a large
+  centered guide sentence while retaining the Makelore sidebar and light visual
+  system. Its lower surface now uses the user's clarified standalone orange
+  `新增项目` CTA followed by an overflow-safe horizontal row of existing projects.
+- Project creation reuses the Sidebar's existing dialog through a renderer-local
+  event bridge; project-card selection uses the same bridge to invoke the
+  Sidebar's validated entry flow instead of duplicating project activation.
+- Each project card is backed by the real local project catalog and exposes the
+  project name and last-opened date; an empty catalog shows only the CTA and does
+  not fabricate sample projects.
 - Empty Conversations reuse the same branded hero above the real editable
   Composer and automatically yield to the normal timeline after the first entry.
 - README current-state wording, focused unit coverage, and the Code-entry Electron
@@ -58,7 +66,10 @@
 - `corepack pnpm run typecheck` — passed.
 - `corepack pnpm exec vitest run tests/unit/coding-chat-panel.test.tsx tests/unit/coding-conversation-timeline.test.tsx tests/unit/module-navigation.test.tsx tests/unit/app-module-provider-gate.test.tsx --maxWorkers=4`
   — 4 files, 58 tests passed.
-- `corepack pnpm test` — 222 files passed; 1,861 tests passed and 3 skipped.
+- Follow-up focused run:
+  `corepack pnpm exec vitest run tests/unit/coding-chat-panel.test.tsx tests/unit/coding-project-entry.test.ts tests/unit/module-navigation.test.tsx tests/unit/app-module-provider-gate.test.tsx --maxWorkers=4`
+  — 4 files, 48 tests passed.
+- `corepack pnpm test` — 223 files passed; 1,863 tests passed and 3 skipped.
 - `corepack pnpm run lint:check` — passed with 0 errors and the repository's 5
   pre-existing warnings in `src/pages/Home/index.tsx` and
   `src/pages/Makelore/index.tsx`.
@@ -66,12 +77,16 @@
   worker production builds passed; only existing Browserslist, mixed-import, and
   chunk-size warnings were emitted.
 - `corepack pnpm exec playwright test tests/e2e/main-navigation.spec.ts --grep
-  "returns to the module chooser"` — passed against the built Electron app,
-  including `/chat`, branded hero, starter visibility, and project-dialog launch.
+  "offers a create CTA|returns to the module chooser"` — 2 tests passed against
+  the built Electron app, covering empty and remembered-project entry states,
+  horizontal card order, direct card entry, `/chat`, and project-dialog launch.
 - `git diff --check` — passed.
 - Visual comparison:
-  `/Users/inmanx/.codex/visualizations/2026/09/06/01a0756a-b6f5-7892-a11c-1c1608ebe592/codex-reference-vs-makelore.png`
-  — no actionable P0/P1/P2 differences.
+  `/Users/inmanx/.codex/visualizations/2026/09/06/01a0756a-b6f5-7892-a11c-1c1608ebe592/codex-reference-vs-makelore-v2.png`
+  plus the focused lower crop
+  `/Users/inmanx/.codex/visualizations/2026/09/06/01a0756a-b6f5-7892-a11c-1c1608ebe592/codex-reference-vs-makelore-v2-bottom.png`
+  — the user-identified composer/CTA mismatch is resolved and no actionable
+  P0/P1/P2 differences remain.
 
 ## Follow-ups
 
@@ -79,17 +94,16 @@
   Code-entry tests with the concurrently completed but uncommitted Plugin-rehoming
   and project-gate-removal tasks; their branch tips contain no commits to merge or
   cherry-pick from this feature worktree.
-- Recheck the starter's `项目与插件设置` label after those peer changes establish
-  their final settings terminology.
 
 ## Promotion Candidates
 
 - Target: `.project-docs/30-worklog/current-state.md` and
   `.project-docs/40-domain/business-rules.md`.
   Proposal: record that entering Code with no active local project remains on
-  `/chat`, presents the branded project starter, and routes all creation actions
-  through the single existing Sidebar flow; empty Conversations share the same
-  brand hero until their first entry.
+  `/chat`, presents the branded hero, a standalone `新增项目` CTA, and real local
+  projects as a horizontal card row. Creation and project-card entry route through
+  the single existing Sidebar flows; empty Conversations share the same brand
+  hero until their first entry.
   Evidence: focused unit coverage, the passing Electron navigation regression,
   production build, and the passed side-by-side visual QA.
   Future impact: future routing or setup work must not restore the configuration