feat(memory): persist auto-memory scratchpad for skill extraction (#25873)

packages/core/src/services/chatRecordingService.ts

@@ -112,6 +112,7 @@ export async function loadConversationRecord(
       userMessageCount?: number;
       firstUserMessage?: string;
       hasUserOrAssistantMessage?: boolean;
+      memoryScratchpadIsStale?: boolean;
     })
   | null
 > {
@@ -133,6 +134,8 @@ export async function loadConversationRecord(
       string,
       { isUser: boolean; isUserOrAssistant: boolean }
     >();
+    let isTrackingMemoryScratchpadFreshness = false;
+    let memoryScratchpadIsStale = false;
     let firstUserMessageStr: string | undefined;
 
     for await (const line of rl) {
@@ -140,6 +143,9 @@ export async function loadConversationRecord(
       try {
         const record = JSON.parse(line) as unknown;
         if (isRewindRecord(record)) {
+          if (isTrackingMemoryScratchpadFreshness) {
+            memoryScratchpadIsStale = true;
+          }
           const rewindId = record.$rewindTo;
           if (options?.metadataOnly) {
             const idx = messageIds.indexOf(rewindId);
@@ -168,6 +174,9 @@ export async function loadConversationRecord(
             }
           }
         } else if (isMessageRecord(record)) {
+          if (isTrackingMemoryScratchpadFreshness) {
+            memoryScratchpadIsStale = true;
+          }
           const id = record.id;
           const isUser = hasProperty(record, 'type') && record.type === 'user';
           const isUserOrAssistant =
@@ -206,6 +215,12 @@ export async function loadConversationRecord(
             }
           }
         } else if (isMetadataUpdateRecord(record)) {
+          if (hasProperty(record.$set, 'memoryScratchpad')) {
+            isTrackingMemoryScratchpadFreshness = Boolean(
+              record.$set.memoryScratchpad,
+            );
+            memoryScratchpadIsStale = false;
+          }
           // Metadata update
           metadata = {
             ...metadata,
@@ -257,6 +272,7 @@ export async function loadConversationRecord(
       startTime: metadata.startTime || new Date().toISOString(),
       lastUpdated: metadata.lastUpdated || new Date().toISOString(),
       summary: metadata.summary,
+      memoryScratchpad: metadata.memoryScratchpad,
       directories: metadata.directories,
       kind: metadata.kind,
       messages: options?.metadataOnly ? [] : loadedMessages,
@@ -267,6 +283,9 @@ export async function loadConversationRecord(
         options?.metadataOnly && metadataMessages.length > 0
           ? metadataMessages.filter((m) => m.type === 'user').length
           : userMessageCount,
+      memoryScratchpadIsStale: isTrackingMemoryScratchpadFreshness
+        ? memoryScratchpadIsStale
+        : undefined,
       firstUserMessage: fallbackFirstUserMessage,
       hasUserOrAssistantMessage:
         options?.metadataOnly && metadataMessages.length > 0
@@ -332,6 +351,13 @@ export class ChatRecordingService {
             for (const msg of this.cachedConversation.messages) {
               this.appendRecord(msg);
             }
+            if (this.cachedConversation.memoryScratchpad) {
+              this.appendRecord({
+                $set: {
+                  memoryScratchpad: this.cachedConversation.memoryScratchpad,
+                },
+              });
+            }
           }
 
           // Update the session ID in the existing file