docs: initialize project and codebase maps

- Finalized PROJECT.md incorporating 'Zero-Pollution' constraints
- Enforced native Git portability (git pull sync only)
- Generated ARCHITECTURE.md and STACK.md maps
- Deleted .agent/skills/.gitignore to physically track flattened skills

.planning/config.json

@@ -0,0 +1,14 @@
+{
+  "mode": "yolo",
+  "granularity": "Standard",
+  "parallelization": true,
+  "commit_docs": true,
+  "model_profile": "balanced",
+  "workflow": {
+    "research": true,
+    "plan_check": true,
+    "verifier": true,
+    "nyquist_validation": true,
+    "auto_advance": true
+  }
+}