chore: push all design docs, V2 plan specs, and current working state

Includes AirPlan design documents, AircOding-alpha1-plan, AirPlanV2,
AirPlan-ParaV2, AirPlan-Para V1 reference docs, and all working code
changes across packages.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

AirPlan/docs/spec/AirPlan-ParaV2/AirContextServer/scripts/cmd_init.py

@@ -0,0 +1,30 @@
+#!/usr/bin/env python3
+"""Backend for /aircontext-init."""
+from __future__ import annotations
+import os
+import sys
+from pathlib import Path
+
+_HERE = Path(__file__).resolve().parent
+sys.path.insert(0, str(_HERE))
+
+from core.config_loader import ensure_aircontext_dir, validate_config  # noqa: E402
+
+
+def main() -> int:
+    plugin_root = Path(os.environ.get("CLAUDE_PLUGIN_ROOT", _HERE.parent))
+    project = Path(os.environ.get("CLAUDE_PROJECT_DIR", os.getcwd()))
+    air = project / "AirContext"
+    created = ensure_aircontext_dir(air, plugin_root=plugin_root)
+    print(f"AirContext directory: {air}")
+    print("Templates installed." if created else "Templates already present (no overwrite).")
+    err = validate_config(air / "config.yaml")
+    if err:
+        print(f"Config status: needs attention — {err}")
+    else:
+        print("Config status: OK (compaction will activate on next session).")
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(main())