重构会话管理，简化上下文存储逻辑

tests/session/toolContextStore.test.ts

@@ -3,10 +3,7 @@ import { mkdtemp, rm } from "node:fs/promises";
 import { tmpdir } from "node:os";
 import { join } from "node:path";
 
-import {
-  buildToolSessionScopeKey,
-  ToolSessionContextStore,
-} from "../../src/session/toolContextStore.js";
+import { ToolSessionContextStore } from "../../src/session/toolContextStore.js";
 
 describe("ToolSessionContextStore", () => {
   let tempDir: string;
@@ -22,14 +19,9 @@ describe("ToolSessionContextStore", () => {
     await rm(tempDir, { force: true, recursive: true });
   });
 
-  it("writes interactive aliases under scoped session keys", async () => {
-    const sessionScopeKey = buildToolSessionScopeKey(
-      "actor-1",
-      "project-1",
-      "chat-session-1",
-    );
-
+  it("writes and reads runtime session context by opencode session id", async () => {
     await store.write({
+      accessToken: "token-1",
       actorKey: "actor-1",
       allowLearningWrite: true,
       clientSessionId: "chat-session-1",
@@ -37,15 +29,13 @@ describe("ToolSessionContextStore", () => {
       projectId: "project-id-1",
       projectKey: "project-1",
       sessionId: "runtime-session-1",
-      sessionScopeKey,
       traceId: "trace-1",
     });
 
     const runtimeContext = await store.read("runtime-session-1");
-    const scopedContext = await store.read(sessionScopeKey);
 
+    expect(runtimeContext?.accessToken).toBe("token-1");
     expect(runtimeContext?.clientSessionId).toBe("chat-session-1");
-    expect(scopedContext?.sessionScopeKey).toBe(sessionScopeKey);
-    expect(scopedContext?.sessionId).toBe("runtime-session-1");
+    expect(runtimeContext?.sessionId).toBe("runtime-session-1");
   });
 });