chore(main): release 0.78.0 (#1130)

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


##
[0.78.0](https://github.com/agentclientprotocol/claude-agent-acp/compare/v0.77.0...v0.78.0)
(2026-09-15)


### Features

* Add experimental ACP compaction update support
([#1134](https://github.com/agentclientprotocol/claude-agent-acp/issues/1134))
([543a9a2](543a9a2f97))


### Bug Fixes

* keep the picked option when AskUserQuestion custom text is also
supplied
([#1131](https://github.com/agentclientprotocol/claude-agent-acp/issues/1131))
([8823ea6](8823ea6fcb))


### Performance Improvements

* report file changes from Claude checkpoints
([#1138](https://github.com/agentclientprotocol/claude-agent-acp/issues/1138))
([91f1699](91f1699366))
* supply AIR diff counts from Claude structured patches
([#1122](https://github.com/agentclientprotocol/claude-agent-acp/issues/1122))
([735950a](735950a83e))

---
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Please](https://github.com/googleapis/release-please). See
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Co-authored-by: acp-release-bot[bot] <246668977+acp-release-bot[bot]@users.noreply.github.com>

package.json

@@ -3,7 +3,7 @@
   "publishConfig": {
     "access": "public"
   },
-  "version": "0.77.0",
+  "version": "0.78.0",
   "description": "An ACP-compatible coding agent powered by the Claude Agent SDK (TypeScript)",
   "main": "dist/lib.js",
   "types": "dist/lib.d.ts",