fix(cli): read kctx version from package metadata

pyproject.toml

@@ -1,22 +1,23 @@
 [project]
 name = "king-context"
 version = "0.4.0"
-description = "Local-first, token-efficient documentation server for LLM context injection"
+description = "Local-first, token-efficient retrieval layer for AI agents"
 readme = "README.md"
 license = { file = "LICENSE" }
 requires-python = ">=3.10"
 authors = [
     { name = "deandevz", email = "bruucetscontact@gmail.com" },
 ]
 keywords = [
-    "mcp",
+    "cli",
     "llm",
     "documentation",
     "search",
     "context",
     "claude",
     "ai-agents",
     "rag",
+    "mcp",
 ]
 classifiers = [
     "Development Status :: 4 - Beta",

src/context_cli/cli.py

@@ -4,6 +4,7 @@
 import json
 import sys
 from dataclasses import asdict
+from importlib.metadata import PackageNotFoundError, version as _package_version
 from pathlib import Path
 
 from context_cli import PROJECT_ROOT, RESEARCH_STORE_DIR, STORE_DIR
@@ -26,6 +27,14 @@
 SOURCE_CHOICES = ("all", "docs", "research")
 
 
+def _kctx_version() -> str:
+    """Return the kctx version string from the installed package metadata."""
+    try:
+        return f"kctx {_package_version('king-context')}"
+    except PackageNotFoundError:
+        return "kctx (version unknown)"
+
+
 class AmbiguousDocError(RuntimeError):
     """Raised when a doc slug exists in multiple stores."""
 
@@ -284,7 +293,7 @@ def _build_parser() -> argparse.ArgumentParser:
         description="File-based documentation search for AI agents",
     )
     parser.add_argument(
-        "--version", action="version", version="kctx 0.1.0"
+        "--version", action="version", version=_kctx_version()
     )
     subparsers = parser.add_subparsers(dest="command")
 

src/king_context/db.py

@@ -673,7 +673,7 @@ def _rerank_with_embeddings(
 
     Note:
         - Returns None if _embedding_model or _embeddings is None
-        - Filters results by similarity threshold of 0.5
+        - Filters results by similarity threshold of 0.3
         - Sorts by similarity descending
         - Skips sections not found in _section_id_to_idx
     """