kyzn(deep): improve performance — health 96 → 96

.kyzn/.gitignore

@@ -0,0 +1,3 @@
+# kyzn — gitignored local data
+history/
+reports/

.kyzn/config.yaml

@@ -0,0 +1,18 @@
+# kyzn configuration — commit this file
+# Generated by: kyzn init
+# Date: 2026-03-18T00:35:36Z
+
+project:
+  name: bloxcue
+  type: generic
+
+preferences:
+  mode: deep
+  budget: 2.50
+  max_turns: 30
+  diff_limit: 2000
+  trust: guardian
+  on_build_fail: report
+
+focus:
+  priorities: ["auto"]

scripts/indexer.py

@@ -984,8 +984,9 @@ def search(query: str, limit: int = 5) -> List[Dict]:
             for field, multiplier in weight_adjustments.items():
                 if field == "title":
                     title_lower = entry.get("title", "").lower()
+                    title_stems = {porter_stem(normalize_word(w)) for w in title_lower.split()}
                     for term in query_terms:
-                        if porter_stem(term) in [porter_stem(normalize_word(w)) for w in title_lower.split()]:
+                        if porter_stem(term) in title_stems:
                             score *= multiplier
                             break
                 elif field == "tags":
@@ -1006,9 +1007,6 @@ def search(query: str, limit: int = 5) -> List[Dict]:
         if score > 0:
             results.append({"entry": entry, "score": score})
 
-    # Sort by BM25 score
-    results.sort(key=lambda x: x["score"], reverse=True)
-
     # Recency boost: gently favor recently modified blocks
     for result in results:
         modified = result["entry"].get("modified", "")

scripts/mcp_server.py

@@ -251,12 +251,13 @@ def handle_index_blocks(arguments: dict) -> dict:
     """Execute index_blocks tool."""
     # Redirect stdout to capture indexer output
     old_stdout = sys.stdout
-    sys.stdout = open(os.devnull, 'w')
+    devnull = open(os.devnull, 'w')
+    sys.stdout = devnull
     try:
         index = indexer.build_index()
     finally:
-        sys.stdout.close()
         sys.stdout = old_stdout
+        devnull.close()
 
     file_count = len(index.get("files", []))
     idf_count = len(index.get("idf", {}))