fix: restore interactive OpenAI REPL on React 18

src/components/StatusNotices.tsx

@@ -1,8 +1,8 @@
 import { c as _c } from "react-compiler-runtime";
 import * as React from 'react';
-import { use } from 'react';
 import { Box } from '../ink.js';
 import type { AgentDefinitionsResult } from '../tools/AgentTool/loadAgentsDir.js';
+import type { MemoryFileInfo } from '../utils/claudemd.js';
 import { getMemoryFiles } from '../utils/claudemd.js';
 import { getGlobalConfig } from '../utils/config.js';
 import { getActiveNotices, type StatusNoticeContext } from '../utils/statusNoticeDefinitions.js';
@@ -10,28 +10,53 @@ type Props = {
   agentDefinitions?: AgentDefinitionsResult;
 };
 
+let cachedMemoryFiles: MemoryFileInfo[] = [];
+let memoryFilesPromise: Promise<void> | null = null;
+
+async function loadMemoryFiles(): Promise<void> {
+  if (memoryFilesPromise) {
+    return memoryFilesPromise;
+  }
+  memoryFilesPromise = getMemoryFiles().then(files => {
+    cachedMemoryFiles = files;
+  }).finally(() => {
+    memoryFilesPromise = null;
+  });
+  return memoryFilesPromise;
+}
+
 /**
  * StatusNotices contains the information displayed to users at startup. We have
  * moved neutral or positive status to src/components/Status.tsx instead, which
  * users can access through /status.
  */
 export function StatusNotices(t0) {
-  const $ = _c(4);
+  const $ = _c(8);
   const {
     agentDefinitions
   } = t0 === undefined ? {} : t0;
-  const t1 = getGlobalConfig();
-  let t2;
+  const [memoryFiles, setMemoryFiles] = React.useState(cachedMemoryFiles);
+  let t1;
   if ($[0] === Symbol.for("react.memo_cache_sentinel")) {
-    t2 = getMemoryFiles();
-    $[0] = t2;
-  } else {
-    t2 = $[0];
+    t1 = () => {
+      if (cachedMemoryFiles.length > 0) {
+        setMemoryFiles(cachedMemoryFiles);
+        return;
       }
+      void loadMemoryFiles().then(() => {
+        setMemoryFiles(cachedMemoryFiles);
+      });
+    };
+    $[0] = t1;
+  } else {
+    t1 = $[0];
+  }
+  React.useEffect(t1, [t1]);
+  const t2 = getGlobalConfig();
   const context = {
-    config: t1,
+    config: t2,
     agentDefinitions,
-    memoryFiles: use(t2)
+    memoryFiles
   };
   const activeNotices = getActiveNotices(context);
   if (activeNotices.length === 0) {

src/ink/reconciler.ts

@@ -232,7 +232,7 @@ const reconciler = createReconciler<
   unknown,
   DOMElement,
   HostContext,
-  null, // UpdatePayload - not used in React 19
+  boolean,
   NodeJS.Timeout,
   -1,
   null
@@ -398,6 +398,14 @@ const reconciler = createReconciler<
   ): boolean {
     return props['autoFocus'] === true
   },
+  prepareUpdate(
+    _node: DOMElement,
+    _type: ElementNames,
+    oldProps: Props,
+    newProps: Props,
+  ): boolean {
+    return oldProps !== newProps
+  },
   commitMount(node: DOMElement): void {
     getFocusManager(node).handleAutoFocus(node)
   },
@@ -422,9 +430,9 @@ const reconciler = createReconciler<
     cleanupYogaNode(removeNode)
     getFocusManager(node).handleNodeRemoved(removeNode, node)
   },
-  // React 19 commitUpdate receives old and new props directly instead of an updatePayload
   commitUpdate(
     node: DOMElement,
+    _updatePayload: boolean,
     _type: ElementNames,
     oldProps: Props,
     newProps: Props,

src/screens/REPL.tsx

@@ -596,7 +596,6 @@ export function REPL({
   sshSession,
   thinkingConfig
 }: Props): React.ReactNode {
-  logForDebugging('[REPL:render] function entry');
   const isRemoteSession = !!remoteSessionConfig;
 
   // Env-var gates hoisted to mount-time — isEnvTruthy does toLowerCase+trim+
@@ -608,12 +607,6 @@ export function REPL({
   // biome-ignore lint/correctness/useHookAtTopLevel: feature() is a compile-time constant
   useMemo(() => isEnvTruthy(process.env.CLAUDE_CODE_DISABLE_MESSAGE_ACTIONS), []) : false;
 
-  // Log REPL mount/unmount lifecycle
-  useEffect(() => {
-    logForDebugging(`[REPL:mount] REPL mounted, disabled=${disabled}`);
-    return () => logForDebugging(`[REPL:unmount] REPL unmounting`);
-  }, [disabled]);
-
   // Agent definition is state so /resume can update it mid-session
   const [mainThreadAgentDefinition, setMainThreadAgentDefinition] = useState(initialMainThreadAgentDefinition);
   const toolPermissionContext = useAppState(s => s.toolPermissionContext);