chore: Upgrade ACP SDK to 0.21.0 (#109)

Author: benbrandt

package-lock.json

@@ -61,7 +61,7 @@
     "vitest": "^4.0.10"
   },
   "dependencies": {
-    "@agentclientprotocol/sdk": "^0.16.1",
+    "@agentclientprotocol/sdk": "^0.21.0",
     "@openai/codex": "^0.125.0",
     "diff": "^8.0.3",
     "open": "^11.0.0",

package.json

@@ -217,7 +217,7 @@ export class CodexAcpServer implements acp.Agent {
         };
     }
 
-    async unstable_resumeSession(params: acp.ResumeSessionRequest): Promise<acp.ResumeSessionResponse> {
+    async resumeSession(params: acp.ResumeSessionRequest): Promise<acp.ResumeSessionResponse> {
         logger.log("Resuming session...", {sessionId: params.sessionId});
         const [sessionId, modelState, modeState] = await this.getOrCreateSession(params);
 
@@ -232,7 +232,7 @@ export class CodexAcpServer implements acp.Agent {
         };
     }
 
-    async unstable_listSessions(params: acp.ListSessionsRequest): Promise<acp.ListSessionsResponse> {
+    async listSessions(params: acp.ListSessionsRequest): Promise<acp.ListSessionsResponse> {
         logger.log("Listing sessions...", {cwd: params.cwd, cursor: params.cursor});
         await this.checkAuthorization();
         return await this.runWithProcessCheck(() => this.codexAcpClient.listSessions(params));

src/CodexAcpServer.ts

@@ -507,7 +507,7 @@ describe('ACP server test', { timeout: 40_000 }, () => {
         fixture.clearCodexConnectionDump();
 
         await expect(
-            fixture.getCodexAcpAgent().unstable_resumeSession({cwd: "", sessionId: sessionId})
+            fixture.getCodexAcpAgent().resumeSession({cwd: "", sessionId: sessionId})
         ).rejects.toThrow("invalid thread id");
     });
 

src/__tests__/CodexACPAgent/CodexAcpClient.test.ts

@@ -65,7 +65,7 @@ describe("CodexACPAgent - list sessions", () => {
             cwd: "/repo/project",
             cursor: null,
         };
-        const response = await codexAcpAgent.unstable_listSessions(params);
+        const response = await codexAcpAgent.listSessions(params);
 
         expect(codexAppServerClient.threadList).toHaveBeenCalledWith(expect.objectContaining({
             sourceKinds: [