fix(minecraft): add pause checks during LLM retry loop to prevent execution while paused

Add pause checks at start of each retry attempt, after backoff sleep, and before REPL execution to allow !pause command to interrupt brain processing mid-turn, log interruption events with scheduler tags tracking attempt number and event context

services/minecraft/src/cognitive/conscious/brain.ts

@@ -1343,6 +1343,21 @@ export class Brain {
     let lastError: unknown
 
     for (let attempt = 1; attempt <= maxAttempts; attempt++) {
+      // Check pause at start of each retry attempt
+      if (this.paused) {
+        this.appendLlmLog({
+          turnId,
+          kind: 'scheduler',
+          eventType: event.type,
+          sourceType: event.source.type,
+          sourceId: event.source.id,
+          tags: ['scheduler', 'paused', 'interrupted'],
+          text: `Interrupted during LLM retry loop (attempt ${attempt}/${maxAttempts}) while paused`,
+        })
+        this.deps.logger.log('INFO', `Brain: Interrupted LLM retry loop while paused (attempt ${attempt}/${maxAttempts})`)
+        return
+      }
+
       try {
         // Build complete message history: system + conversation history + new user message
         const messages: Message[] = [
@@ -1468,6 +1483,21 @@ export class Brain {
           ? Math.min(5000, 1000 * attempt) + Math.floor(Math.random() * 200)
           : 150
         await sleep(backoffMs)
+
+        // Check pause after backoff sleep (before next retry)
+        if (this.paused) {
+          this.appendLlmLog({
+            turnId,
+            kind: 'scheduler',
+            eventType: event.type,
+            sourceType: event.source.type,
+            sourceId: event.source.id,
+            tags: ['scheduler', 'paused', 'interrupted'],
+            text: `Interrupted after retry backoff (attempt ${attempt}/${maxAttempts}) while paused`,
+          })
+          this.deps.logger.log('INFO', `Brain: Interrupted after retry backoff while paused (attempt ${attempt}/${maxAttempts})`)
+          return
+        }
       }
     }
 
@@ -1486,6 +1516,21 @@ export class Brain {
       return
     }
 
+    // Check pause again after LLM call (allows !pause to interrupt before REPL execution)
+    if (this.paused) {
+      this.appendLlmLog({
+        turnId,
+        kind: 'scheduler',
+        eventType: event.type,
+        sourceType: event.source.type,
+        sourceId: event.source.id,
+        tags: ['scheduler', 'paused', 'interrupted'],
+        text: `Interrupted before REPL execution while paused: ${event.type} from ${event.source.type}:${event.source.id}`,
+      })
+      this.deps.logger.log('INFO', `Brain: Interrupted processing before REPL while paused (${event.type} from ${event.source.type}:${event.source.id})`)
+      return
+    }
+
     try {
       // Only append to conversation history after successful parsing (avoid dirty data on retry)
       this.conversationHistory.push({ role: 'user', content: userMessage })