v1.15.2 — add Claude CLI status line, Zed support, rename 3b-review to review

- Status line: new src/statusline-claude/ (Planny box-star mascot icon),
  install/uninstall wiring in install.js, Install All (A) + Custom (S)
- Zed agent support across README, AGENTS, docs, init prompt, installer
- Rename /plan2code-3b-review to /plan2code-review (now a standalone
  utility workflow); update file, reference dir, and all cross-references
- install.js: fs.rmSync simplifications, async install, summary cleanup
- Bump to v1.15.2; CHANGELOG entries for v1.15.0/1/2

version.json

@@ -1,6 +1,6 @@
 {
   "name": "Plan2Code",
-  "version": "1.14.0",
+  "version": "1.15.2",
   "description": "A structured 4-step workflow methodology for AI-assisted software development",
   "keywords": [
     "ai",
@@ -17,7 +17,7 @@
     "url": "https://github.com/jparkerweb/plan2code"
   },
   "homepage": "https://plan2code.jparkerweb.com",
-  "releaseDate": "2026-05-22",
+  "releaseDate": "2026-06-01",
   "mode": "utility"
 }