feat: implement local indexer for project-knowledge and add memory hybrid search functionality

scripts/aiw/test_indexer.py

@@ -0,0 +1,56 @@
+#!/usr/bin/env python3
+
+from __future__ import annotations
+
+import importlib.util
+import json
+import sys
+import tempfile
+import unittest
+from pathlib import Path
+from unittest.mock import patch
+
+
+INDEXER_PATH = Path(__file__).with_name("indexer.py")
+SPEC = importlib.util.spec_from_file_location("aiw_indexer", INDEXER_PATH)
+indexer = importlib.util.module_from_spec(SPEC)
+assert SPEC.loader is not None
+sys.modules[SPEC.name] = indexer
+SPEC.loader.exec_module(indexer)
+
+
+class IndexerTests(unittest.TestCase):
+    def test_build_skips_templates_and_searches_canonical_files(self) -> None:
+        with tempfile.TemporaryDirectory() as tmp:
+            root = Path(tmp)
+            real = root / "project-knowledge" / "03-context" / "project.md"
+            template = root / "project-knowledge" / "09-templates" / "daily.md"
+            real.parent.mkdir(parents=True)
+            template.parent.mkdir(parents=True)
+            real.write_text("# XFlow\nDismissal lifecycle context", encoding="utf-8")
+            template.write_text("# XFlow\nTemplate-only text", encoding="utf-8")
+
+            with patch.object(indexer, "ROOT", root), patch.object(indexer, "INDEX_ROOT", root / ".aiw" / "indexes"):
+                manifest = indexer.write_index("fidelity")
+                result = indexer.search_index("fidelity", "dismissal lifecycle", limit=5)
+
+        self.assertEqual(manifest["file_count"], 1)
+        self.assertEqual(len(result["matches"]), 1)
+        self.assertIn("03-context/project.md", result["matches"][0]["path"])
+
+    def test_status_reports_unindexed_profile(self) -> None:
+        with tempfile.TemporaryDirectory() as tmp:
+            root = Path(tmp)
+            with patch.object(indexer, "ROOT", root), patch.object(indexer, "INDEX_ROOT", root / ".aiw" / "indexes"):
+                result = indexer.status("fidelity")
+
+        self.assertFalse(result["indexed"])
+        self.assertIn(".aiw/indexes/fidelity/project-knowledge.jsonl", result["index_path"])
+
+    def test_cli_search_payload_is_json_serializable(self) -> None:
+        payload = {"matches": [{"path": "project-knowledge/01-current/current-work.md", "score": 1.0}]}
+        self.assertIsInstance(json.dumps(payload), str)
+
+
+if __name__ == "__main__":
+    unittest.main()