Increase LLM rate limit delays from 5s to 10s

Prevents 429 errors when Critic rejects and Analyzer retries.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/nodes/analyzer.py

@@ -1465,8 +1465,8 @@ def analyzer_node(state, workflow_id=None, progress_store=None):
     # In revision mode, add delay before LLM call to avoid rate limits
     # (Critic just called LLM, so we need to wait)
     if is_revision:
-        print("Waiting 5s before revision LLM call (rate limit buffer)...")
-        time.sleep(5)
+        print("Waiting 10s before revision LLM call (rate limit buffer)...")
+        time.sleep(10)
 
     start_time = time.time()
     response, provider, error, providers_failed = llm.query(prompt, temperature=0)

src/nodes/critic.py

@@ -330,8 +330,8 @@ def critic_node(state, workflow_id=None, progress_store=None):
     llm = get_llm_client()
 
     # Add delay before LLM call to avoid rate limits (Analyzer just called LLM)
-    print("Waiting 5s before Critic LLM call (rate limit buffer)...")
-    time.sleep(5)
+    print("Waiting 10s before Critic LLM call (rate limit buffer)...")
+    time.sleep(10)
 
     _add_activity_log(workflow_id, progress_store, "critic", "Calling LLM for quality evaluation...")
     start_time = time.time()