chore: bump version to 0.1.5

Author: momokun7

CHANGELOG.md

@@ -7,6 +7,21 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.1.5] - 2026-03-25
+
+### Added
+- Version header (magic bytes + version) to trigram cache format for forward compatibility
+- Strict input validation for MCP tool parameters (type checking for integers and booleans)
+- Case-insensitive file type matching (`--type RUST` now works)
+- Code coverage reporting in CI (cargo-tarpaulin + Codecov)
+- CHANGELOG.md following Keep a Changelog format
+
+### Fixed
+- Suppress stderr output in MCP server mode to avoid interfering with JSON-RPC clients
+
+### Security
+- SAFETY comments on all unsafe blocks documenting invariants
+
 ## [0.1.4] - 2026-03-24
 
 ### Added
@@ -42,6 +57,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Parallel file scanning with rayon
 - SIMD-accelerated pattern matching via memchr
 
-[Unreleased]: https://github.com/momokun7/xgrep/compare/v0.1.4...HEAD
+[Unreleased]: https://github.com/momokun7/xgrep/compare/v0.1.5...HEAD
+[0.1.5]: https://github.com/momokun7/xgrep/compare/v0.1.4...v0.1.5
 [0.1.4]: https://github.com/momokun7/xgrep/compare/v0.1.0...v0.1.4
 [0.1.0]: https://github.com/momokun7/xgrep/releases/tag/v0.1.0

rust/Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "xgrep-search"
-version = "0.1.4"
+version = "0.1.5"
 edition = "2021"
 rust-version = "1.85"
 description = "Ultra-fast indexed code search with MCP server for AI agents. Trigram inverted index, 50x faster than ripgrep on repeated searches."