re-order prompt modules to increase cache hit rate

src/agents/prompts/query_analysis.py

@@ -48,13 +48,14 @@ DATABASE KNOWLEDGE (live from the vector store)
 ═══════════════════════════════════════
 UI FILTERS (set by user in the sidebar)
 ═══════════════════════════════════════
-{ui_filters if ui_filters else "None active — the user has not set any sidebar filters."}
+The current UI filter values are provided in the user message below under "UI FILTERS:".
 UI filters always take priority. If they are set, use them and do NOT override from the query text.
 
 ═══════════════════════════════════════
 PREVIOUS TURN FILTERS (from the last exchange in this conversation)
 ═══════════════════════════════════════
-{prev_filter_desc}
+The previous-turn filter snapshot is provided in the user message below under "PREVIOUS TURN FILTERS:".
+Use these for carry-forward / replace / expand decisions per the rules below.
 
 ═══════════════════════════════════════
 CONVERSATION CONTINUITY RULES
@@ -311,13 +312,19 @@ OUTPUT FORMAT (JSON only, no other text)
   "needs_metadata_lookup": false
 }}"""
 
-    user_content = f"""Query: {query}
+    _ui_filters_block = ui_filters if ui_filters else "None active — the user has not set any sidebar filters."
+
+    user_content = f"""UI FILTERS:
+{_ui_filters_block}
+
+PREVIOUS TURN FILTERS:
+{prev_filter_desc}
+
+Query: {query}
 
 Conversation Context:
 {conversation_context}
 
-Previous turn filters: {prev_filter_desc}
-
 Analyze and return JSON:"""
 
     return ChatPromptTemplate.from_messages([