fix: restore cron context window priming

src/cron/isolated-agent/run.skill-filter.test.ts

@@ -8,7 +8,7 @@ import {
   buildWorkspaceSkillSnapshotMock,
   getCliSessionIdMock,
   isCliProviderMock,
-  lookupCachedContextTokensMock,
+  lookupContextTokensMock,
   loadRunCronIsolatedAgentTurn,
   logWarnMock,
   makeCronSession,
@@ -325,14 +325,14 @@ describe("runCronIsolatedAgentTurn — skill filter", () => {
   });
 
   describe("context token fallback", () => {
-    it("preserves existing session contextTokens when no cached model window is loaded", async () => {
+    it("preserves existing session contextTokens when no configured or cached model window is loaded", async () => {
       const session = makeCronSession({
         sessionEntry: makeCronSessionEntry({
           contextTokens: 222_000,
         }),
       });
       resolveCronSessionMock.mockReturnValue(session);
-      lookupCachedContextTokensMock.mockReturnValue(undefined);
+      lookupContextTokensMock.mockReturnValue(undefined);
 
       const result = await runSkillFilterCase();
 
@@ -340,19 +340,22 @@ describe("runCronIsolatedAgentTurn — skill filter", () => {
       expect(session.sessionEntry.contextTokens).toBe(222_000);
     });
 
-    it("prefers cached model contextTokens over the previous session value", async () => {
+    it("prefers sync-configured model contextTokens over the previous session value", async () => {
       const session = makeCronSession({
         sessionEntry: makeCronSessionEntry({
           contextTokens: 222_000,
         }),
       });
       resolveCronSessionMock.mockReturnValue(session);
-      lookupCachedContextTokensMock.mockReturnValue(512_000);
+      lookupContextTokensMock.mockReturnValue(512_000);
 
       const result = await runSkillFilterCase();
 
       expect(result.status).toBe("ok");
       expect(session.sessionEntry.contextTokens).toBe(512_000);
+      expect(lookupContextTokensMock).toHaveBeenCalledWith("gpt-4", {
+        allowAsyncLoad: false,
+      });
     });
   });
 });

src/cron/isolated-agent/run.test-harness.ts

@@ -48,7 +48,7 @@ export const resolveThinkingDefaultMock = createMock();
 export const runWithModelFallbackMock = createMock();
 export const runEmbeddedPiAgentMock = createMock();
 export const runCliAgentMock = createMock();
-export const lookupCachedContextTokensMock = createMock();
+export const lookupContextTokensMock = createMock();
 export const getCliSessionIdMock = createMock();
 export const updateSessionStoreMock = createMock();
 export const resolveCronSessionMock = createMock();
@@ -117,9 +117,13 @@ vi.mock("../../agents/pi-embedded.js", () => ({
   runEmbeddedPiAgent: runEmbeddedPiAgentMock,
 }));
 
-vi.mock("../../agents/context-cache.js", () => ({
-  lookupCachedContextTokens: lookupCachedContextTokensMock,
-}));
+vi.mock("../../agents/context.js", async (importOriginal) => {
+  const actual = await importOriginal<typeof import("../../agents/context.js")>();
+  return {
+    ...actual,
+    lookupContextTokens: lookupContextTokensMock,
+  };
+});
 
 vi.mock("../../agents/date-time.js", async (importOriginal) => {
   const actual = await importOriginal<typeof import("../../agents/date-time.js")>();
@@ -352,8 +356,8 @@ export function resetRunCronIsolatedAgentTurnHarness(): void {
   runEmbeddedPiAgentMock.mockResolvedValue(makeDefaultEmbeddedResult());
 
   runCliAgentMock.mockReset();
-  lookupCachedContextTokensMock.mockReset();
-  lookupCachedContextTokensMock.mockReturnValue(undefined);
+  lookupContextTokensMock.mockReset();
+  lookupContextTokensMock.mockReturnValue(undefined);
   getCliSessionIdMock.mockReturnValue(undefined);
 
   updateSessionStoreMock.mockReset();

src/cron/isolated-agent/run.ts

@@ -7,7 +7,7 @@ import {
 } from "../../agents/agent-scope.js";
 import { resolveSessionAuthProfileOverride } from "../../agents/auth-profiles/session-override.js";
 import { resolveBootstrapWarningSignaturesSeen } from "../../agents/bootstrap-budget.js";
-import { lookupCachedContextTokens } from "../../agents/context-cache.js";
+import { lookupContextTokens } from "../../agents/context.js";
 import { resolveCronStyleNow } from "../../agents/current-time.js";
 import { DEFAULT_CONTEXT_TOKENS } from "../../agents/defaults.js";
 import { resolveFastModeState } from "../../agents/fast-mode.js";
@@ -722,7 +722,7 @@ export async function runCronIsolatedAgentTurn(params: {
       finalRunResult.meta?.agentMeta?.provider ?? fallbackProvider ?? liveSelection.provider;
     const contextTokens =
       resolvePositiveContextTokens(agentCfg?.contextTokens) ??
-      lookupCachedContextTokens(modelUsed) ??
+      lookupContextTokens(modelUsed, { allowAsyncLoad: false }) ??
       resolvePositiveContextTokens(cronSession.sessionEntry.contextTokens) ??
       DEFAULT_CONTEXT_TOKENS;