chore(main): release 0.57.0 (#842)

🤖 I have created a release *beep* *boop*
---


##
[0.57.0](https://github.com/agentclientprotocol/claude-agent-acp/compare/v0.56.0...v0.57.0)
(2026-07-07)


### Features

* Update @anthropic-ai/claude-agent-sdk to 0.3.202
([#843](https://github.com/agentclientprotocol/claude-agent-acp/issues/843))
([1612c07](1612c07895))


### Bug Fixes

* don't emit empty agent_message_chunk
([#841](https://github.com/agentclientprotocol/claude-agent-acp/issues/841))
([d74dd1d](d74dd1d9d3))

---
This PR was generated with [Release
Please](https://github.com/googleapis/release-please). See
[documentation](https://github.com/googleapis/release-please#release-please).

Co-authored-by: acp-release-bot[bot] <246668977+acp-release-bot[bot]@users.noreply.github.com>

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "0.56.0"
+  ".": "0.57.0"
 }

CHANGELOG.md

@@ -1,5 +1,17 @@
 # Changelog
 
+## [0.57.0](https://github.com/agentclientprotocol/claude-agent-acp/compare/v0.56.0...v0.57.0) (2026-07-07)
+
+
+### Features
+
+* Update @anthropic-ai/claude-agent-sdk to 0.3.202 ([#843](https://github.com/agentclientprotocol/claude-agent-acp/issues/843)) ([1612c07](https://github.com/agentclientprotocol/claude-agent-acp/commit/1612c078953c134e12368a2d968a9bcf14d31b55))
+
+
+### Bug Fixes
+
+* don't emit empty agent_message_chunk ([#841](https://github.com/agentclientprotocol/claude-agent-acp/issues/841)) ([d74dd1d](https://github.com/agentclientprotocol/claude-agent-acp/commit/d74dd1d9d356050fc87f9fdab8599f1546b12a2c))
+
 ## [0.56.0](https://github.com/agentclientprotocol/claude-agent-acp/compare/v0.55.0...v0.56.0) (2026-07-06)
 
 

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "@agentclientprotocol/claude-agent-acp",
-  "version": "0.56.0",
+  "version": "0.57.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@agentclientprotocol/claude-agent-acp",
-      "version": "0.56.0",
+      "version": "0.57.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@agentclientprotocol/sdk": "1.2.0",

package.json

@@ -3,7 +3,7 @@
   "publishConfig": {
     "access": "public"
   },
-  "version": "0.56.0",
+  "version": "0.57.0",
   "description": "An ACP-compatible coding agent powered by the Claude Agent SDK (TypeScript)",
   "main": "dist/lib.js",
   "types": "dist/lib.d.ts",