fix(gsd): resync managed resources on auto resume

src/resources/extensions/gsd/auto.ts

@@ -118,6 +118,7 @@ import {
   formatTokenCount,
 } from "./metrics.js";
 import { setLogBasePath, logWarning, logError } from "./workflow-logger.js";
+import { homedir } from "node:os";
 import { join } from "node:path";
 import { readFileSync, existsSync, mkdirSync, writeFileSync, unlinkSync } from "node:fs";
 import { atomicWriteSync } from "./atomic-write.js";
@@ -1248,6 +1249,11 @@ export async function startAuto(
       "info",
     );
     restoreHookState(s.basePath);
+    // Re-sync managed resources on resume so long-lived auto sessions pick up
+    // bundled extension updates before resume-time verification/state logic runs.
+    const agentDir = process.env.GSD_CODING_AGENT_DIR || join(process.env.GSD_HOME || homedir(), ".gsd", "agent");
+    const { initResources } = await import("../../../" + "resource-loader.js");
+    initResources(agentDir);
     // Open the project DB before rebuild/derive so resume uses DB-backed
     // state instead of falling back to stale markdown parsing (#2940).
     await openProjectDbIfPresent(s.basePath);
@@ -1569,4 +1575,3 @@ export {
   buildLoopRemediationSteps,
 } from "./auto-recovery.js";
 export { resolveExpectedArtifactPath } from "./auto-artifact-paths.js";
-

src/resources/extensions/gsd/tests/cold-resume-db-reopen.test.ts

@@ -18,22 +18,33 @@ const { assertTrue, report } = createTestContext();
 
 const autoSrc = readFileSync(join(import.meta.dirname, "..", "auto.ts"), "utf-8");
 
-console.log("\n=== #2940: resume path opens DB before rebuildState/deriveState ===");
+console.log("\n=== resume path refreshes resources and opens DB before rebuildState/deriveState ===");
 
 // The resume block is the `if (s.paused) { ... }` section that calls rebuildState/deriveState.
 // Locate the resume section by finding `s.paused = false;` followed by `rebuildState`.
 const resumeSectionStart = autoSrc.indexOf("if (s.paused) {", autoSrc.indexOf("// If resuming from paused state"));
 assertTrue(resumeSectionStart > 0, "auto.ts has the paused-session resume block");
 
-const resumeSection = autoSrc.slice(resumeSectionStart, resumeSectionStart + 3000);
+const resumeSectionEnd = autoSrc.indexOf("await autoLoop(", resumeSectionStart);
+assertTrue(resumeSectionEnd > resumeSectionStart, "resume block reaches autoLoop");
 
-// The resume path must open the DB before rebuildState/deriveState
+const resumeSection = autoSrc.slice(resumeSectionStart, resumeSectionEnd);
+
+// The resume path must refresh managed resources and open the DB before
+// rebuildState/deriveState so resumed auto-mode uses current extension code.
 const rebuildIdx = resumeSection.indexOf("rebuildState(");
 assertTrue(rebuildIdx > 0, "resume block calls rebuildState");
 
 const deriveIdx = resumeSection.indexOf("deriveState(");
 assertTrue(deriveIdx > 0, "resume block calls deriveState");
 
+const preDeriveSection = resumeSection.slice(0, rebuildIdx);
+
+assertTrue(
+  preDeriveSection.includes("initResources("),
+  "resume path must refresh managed resources before rebuildState/deriveState (#3761)",
+);
+
 // There must be a DB open call before the first rebuildState call
 const dbOpenPatterns = [
   "openProjectDbIfPresent(",
@@ -41,7 +52,6 @@ const dbOpenPatterns = [
   "ensureDbOpen(",
 ];
 
-const preDeriveSection = resumeSection.slice(0, rebuildIdx);
 const hasDbOpen = dbOpenPatterns.some(pat => preDeriveSection.includes(pat));
 assertTrue(
   hasDbOpen,