docs(guide): rewrite CLAUDE.md with ZCLAW-first perspective

Major changes:
- Shift from "OpenFang desktop client" to "independent AI Agent desktop app"
- Add decision principle: "Is this useful for ZCLAW? Does it affect ZCLAW?"
- Simplify project structure and tech stack sections
- Replace OpenClaw vs OpenFang comparison with unified backend approach
- Consolidate troubleshooting from scattered sections into organized FAQ
- Update Hands system documentation with 8 capabilities and status
- Stream

desktop/tests/e2e/test-results/artifacts/.last-run.json

@@ -0,0 +1,7 @@
+{
+  "status": "failed",
+  "failedTests": [
+    "bdcac940a81c3235ce13-8b134df5feeb02852417",
+    "bdcac940a81c3235ce13-6df5d90e5b85ad4debff"
+  ]
+}