chore: add Entire CLI, .claude config, CLAUDE.md auto-generation

Enable auto-commit tracking, git-sync hooks, session recovery,
and anonymous identity for the new repo.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.entire/settings.json

@@ -0,0 +1,11 @@
+{
+  "strategy": "auto-commit",
+  "enabled": true,
+  "telemetry": false,
+  "strategy_options": {
+    "push_sessions": true,
+    "summarize": {
+      "enabled": true
+    }
+  }
+}