Bump version to 0.7.1 for PyPI release

0.7.0 was already claimed on PyPI from an earlier build.

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

Author: RecoDemo

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "mcp-codebase-index"
-version = "0.7.0"
+version = "0.7.1"
 description = "Structural codebase indexer with MCP server for AI-assisted development"
 requires-python = ">=3.11"
 readme = "README.md"