diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 093be7e..64e0684 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.6.1"
+  ".": "1.7.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4ceaac9..822b660 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,39 @@
 # Changelog
 
+## [1.7.0](https://github.com/PatrickSys/codebase-context/compare/v1.6.1...v1.7.0) (2026-02-21)
+
+
+### Features
+
+* **02-03:** implement keyword-index symbol reference lookup ([ccfc564](https://github.com/PatrickSys/codebase-context/commit/ccfc5649a3f4e321bbd3770e5945f83213e103a6))
+* **02-03:** register get_symbol_references MCP tool ([6f6bc3a](https://github.com/PatrickSys/codebase-context/commit/6f6bc3ae3bfa9af13c404028c1307d774b69291c))
+* **03-01:** add frozen controlled eval fixture and local codebase ([46736ed](https://github.com/PatrickSys/codebase-context/commit/46736ed4c4681767164682a774e1ddf08ee81768))
+* **03-03:** add multi-codebase eval runner command ([b065042](https://github.com/PatrickSys/codebase-context/commit/b065042f9a689d82485532872009af571d22db44))
+* **03-03:** centralize eval harness scoring logic ([5c5319b](https://github.com/PatrickSys/codebase-context/commit/5c5319b4a3c9caf30f7b31de3ee210bc153ee58c))
+* **04-01:** add curated grammar manifest, sync script, and publish inclusion ([908f39a](https://github.com/PatrickSys/codebase-context/commit/908f39a2c82a9630150262299ec8ae1f25c269ab))
+* **04-01:** update tree-sitter loader to resolve packaged grammars and fail closed ([458520f](https://github.com/PatrickSys/codebase-context/commit/458520ff3d24bd9ff6399b6bedfe1b6776fc6579))
+* **04-02:** add manifest-driven grammar CI test with fail-closed fallback ([2559405](https://github.com/PatrickSys/codebase-context/commit/2559405007e17bad6fffcf6ea61b97475f0da1e6))
+* **05-01:** create AST-aligned chunking engine with symbol tree builder ([f865abc](https://github.com/PatrickSys/codebase-context/commit/f865abc0a3877441b492695c02ddca12fe9b36c6))
+* **05-01:** wire AST-aligned chunker into GenericAnalyzer with 21 unit tests ([68a2d6d](https://github.com/PatrickSys/codebase-context/commit/68a2d6da844a9ffdb6104670c565f338487d2199))
+* **05-02:** add scope-aware prefix generation to AST chunks ([3dbd43e](https://github.com/PatrickSys/codebase-context/commit/3dbd43eec1d6cdf63ec4d5094c870bf2ee6b164d))
+* **06-01:** add index format metadata and headers ([a216c6d](https://github.com/PatrickSys/codebase-context/commit/a216c6dd2c7614b705525bc30ba8fddf918c7cf3))
+* **06-01:** gate index consumers on IndexMeta validation ([6a52c0d](https://github.com/PatrickSys/codebase-context/commit/6a52c0d33d408a7463e036eac8a650c461c86a43))
+* **06-02:** implement staging directory build and atomic swap for full rebuild ([d719801](https://github.com/PatrickSys/codebase-context/commit/d71980128795bdf8e7c7ab16beb350729a85e306))
+* **AST indexing:** Implement relationship index  ([#38](https://github.com/PatrickSys/codebase-context/issues/38)) ([5b05092](https://github.com/PatrickSys/codebase-context/commit/5b05092b4d5a4a08b117fdc06a3292afdcc8764e))
+* expose all 10 MCP tools via CLI + document them ([#42](https://github.com/PatrickSys/codebase-context/issues/42)) ([7581fba](https://github.com/PatrickSys/codebase-context/commit/7581fbac5b4fd5bc52abc56d946bf55962870566))
+* references confidence, remove get_component_usage, ranked search hints ([#39](https://github.com/PatrickSys/codebase-context/issues/39)) ([33616aa](https://github.com/PatrickSys/codebase-context/commit/33616aa48b165d5cfd95c44bc416cb74c4fd5cbf))
+* rework decision-card to make it based on AST parsing ([#41](https://github.com/PatrickSys/codebase-context/issues/41)) ([ac4389d](https://github.com/PatrickSys/codebase-context/commit/ac4389d6cc55b7f8efc310a6e020bcd184a70adc))
+* symbol ranking, smart snippets, and edit decision card ([#40](https://github.com/PatrickSys/codebase-context/issues/40)) ([03964b3](https://github.com/PatrickSys/codebase-context/commit/03964b3f40cc0fa0caf9768747a39fb559daaa8e))
+* use tree-sitter symbols in generic analyzer ([b470709](https://github.com/PatrickSys/codebase-context/commit/b470709aa77f02325ed5a4e2b0710017020565da))
+
+
+### Bug Fixes
+
+* **02-01:** fall back when tree-sitter parse has errors ([8a7cd92](https://github.com/PatrickSys/codebase-context/commit/8a7cd92cab25b045b5108b1cba04773f644eab10))
+* **02-tree-sitter-02:** prevent symbol-aware chunk merging ([fd02625](https://github.com/PatrickSys/codebase-context/commit/fd0262516e262eff0c17646eaca021d6288c6647))
+* **03-02:** add regression guardrails for extraction and large-file safety ([a1c71de](https://github.com/PatrickSys/codebase-context/commit/a1c71de070b434f326dc80e627964c1540eea93f))
+* **03-02:** harden tree-sitter extraction against byte-offset and parser failures ([375a48f](https://github.com/PatrickSys/codebase-context/commit/375a48f231c85d72157aa74ea964db27bf9a983e))
+
 ## [Unreleased]
 
 ### Added
diff --git a/package.json b/package.json
index 409475b..ad47a5a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "codebase-context",
-  "version": "1.6.2",
+  "version": "1.7.0",
   "description": "Second brain for AI agents working on your codebase - team coding patterns detection, persistent memory, preflight checks, and hybrid search with evidence scoring. Local-first MCP server",
   "type": "module",
   "main": "./dist/lib.js",