feat: add post-compaction read audit (Layer 3)

src/auto-reply/reply/agent-runner.ts

@@ -37,6 +37,12 @@ import { appendUsageLine, formatResponseUsageLine } from "./agent-runner-utils.j
 import { createAudioAsVoiceBuffer, createBlockReplyPipeline } from "./block-reply-pipeline.js";
 import { resolveBlockStreamingCoalescing } from "./block-streaming.js";
 import { createFollowupRunner } from "./followup-runner.js";
+import {
+  auditPostCompactionReads,
+  extractReadPaths,
+  formatAuditWarning,
+  readSessionMessages,
+} from "./post-compaction-audit.js";
 import { readPostCompactionContext } from "./post-compaction-context.js";
 import { enqueueFollowupRun, type FollowupRun, type QueueSettings } from "./queue.js";
 import { createReplyToModeFilterForChannel, resolveReplyToMode } from "./reply-threading.js";
@@ -80,6 +86,9 @@ function appendUnscheduledReminderNote(payloads: ReplyPayload[]): ReplyPayload[]
   });
 }
 
+// Track sessions pending post-compaction read audit (Layer 3)
+const pendingPostCompactionAudits = new Map<string, boolean>();
+
 export async function runReplyAgent(params: {
   commandBody: string;
   followupRun: FollowupRun;
@@ -562,6 +571,9 @@ export async function runReplyAgent(params: {
           .catch(() => {
             // Silent failure — post-compaction context is best-effort
           });
+
+        // Set pending audit flag for Layer 3 (post-compaction read audit)
+        pendingPostCompactionAudits.set(sessionKey, true);
       }
 
       if (verboseEnabled) {
@@ -576,6 +588,25 @@ export async function runReplyAgent(params: {
       finalPayloads = appendUsageLine(finalPayloads, responseUsageLine);
     }
 
+    // Post-compaction read audit (Layer 3)
+    if (sessionKey && pendingPostCompactionAudits.get(sessionKey)) {
+      pendingPostCompactionAudits.delete(sessionKey); // Delete FIRST — one-shot only
+      try {
+        const sessionFile = activeSessionEntry?.sessionFile;
+        if (sessionFile) {
+          const messages = readSessionMessages(sessionFile);
+          const readPaths = extractReadPaths(messages);
+          const workspaceDir = process.cwd();
+          const audit = auditPostCompactionReads(readPaths, workspaceDir);
+          if (!audit.passed) {
+            enqueueSystemEvent(formatAuditWarning(audit.missingPatterns), { sessionKey });
+          }
+        }
+      } catch {
+        // Silent failure — audit is best-effort
+      }
+    }
+
     return finalizeWithFollowup(
       finalPayloads.length === 1 ? finalPayloads[0] : finalPayloads,
       queueKey,