fix(agents): harden compaction and reset safety

Co-authored-by: jaden-clovervnd <91520439+jaden-clovervnd@users.noreply.github.com>
Co-authored-by: Sid <201593046+Sid-Qin@users.noreply.github.com>
Co-authored-by: Marcus Widing <245375637+widingmarcus-cyber@users.noreply.github.com>

src/agents/pi-embedded-runner/run/attempt.ts

@@ -1162,13 +1162,15 @@ export async function runEmbeddedAttempt(
           }
         }
 
+        const compactionOccurredThisAttempt = getCompactionCount() > 0;
+
         // Append cache-TTL timestamp AFTER prompt + compaction retry completes.
         // Previously this was before the prompt, which caused a custom entry to be
         // inserted between compaction and the next prompt — breaking the
         // prepareCompaction() guard that checks the last entry type, leading to
         // double-compaction. See: https://github.com/openclaw/openclaw/issues/9282
         // Skip when timed out during compaction — session state may be inconsistent.
-        if (!timedOutDuringCompaction) {
+        if (!timedOutDuringCompaction && !compactionOccurredThisAttempt) {
           const shouldTrackCacheTtl =
             params.config?.agents?.defaults?.contextPruning?.mode === "cache-ttl" &&
             isCacheTtlEligibleProvider(params.provider, params.modelId);
@@ -1200,7 +1202,7 @@ export async function runEmbeddedAttempt(
         messagesSnapshot = snapshotSelection.messagesSnapshot;
         sessionIdUsed = snapshotSelection.sessionIdUsed;
 
-        if (promptError && promptErrorSource === "prompt") {
+        if (promptError && promptErrorSource === "prompt" && !compactionOccurredThisAttempt) {
           try {
             sessionManager.appendCustomEntry("openclaw:prompt-error", {
               timestamp: Date.now(),