fix(bot): silence topic processor failure messages unless explicitly mentioned

Previously, the bot would reply with a 'Zzz...' message to every message in a topic if the topic processor failed or was missing. This change ensures the bot remains silent unless it is explicitly mentioned by the user.

apps/bot/src/payment-topic-ingestion.ts

@@ -635,8 +635,9 @@ export function registerConfiguredPaymentTopicIngestion(
           engagementAssessment: conversationContext.engagement
         })
 
-        // Handle processor failure
+        // Handle processor failure - only if explicitly mentioned
         if (!processorResult) {
+          if (conversationContext.explicitMention) {
             const { botSleepsMessage } = await import('./topic-processor')
             await replyToPaymentMessage(
               ctx,
@@ -647,6 +648,9 @@ export function registerConfiguredPaymentTopicIngestion(
                 record
               }
             )
+          } else {
+            await next()
+          }
           return
         }
 
@@ -856,12 +860,21 @@ export function registerConfiguredPaymentTopicIngestion(
         }
       }
 
-      // No topic processor available - bot sleeps
+      // No topic processor available
+      if (stripExplicitBotMention(ctx) !== null) {
         const { botSleepsMessage } = await import('./topic-processor')
-      await replyToPaymentMessage(ctx, botSleepsMessage(locale === 'ru' ? 'ru' : 'en'), undefined, {
+        await replyToPaymentMessage(
+          ctx,
+          botSleepsMessage(locale === 'ru' ? 'ru' : 'en'),
+          undefined,
+          {
             repository: options.historyRepository,
             record
-      })
+          }
+        )
+      } else {
+        await next()
+      }
     } catch (error) {
       options.logger?.error(
         {

apps/bot/src/purchase-topic-ingestion.ts

@@ -2476,8 +2476,9 @@ export function registerConfiguredPurchaseTopicIngestion(
           engagementAssessment: conversationContext.engagement
         })
 
-        // Handle processor failure - fun "bot sleeps" message
+        // Handle processor failure - fun "bot sleeps" message only if explicitly mentioned
         if (!processorResult) {
+          if (conversationContext.explicitMention) {
             const { botSleepsMessage } = await import('./topic-processor')
             await replyToPurchaseMessage(
               ctx,
@@ -2488,6 +2489,9 @@ export function registerConfiguredPurchaseTopicIngestion(
                 record
               }
             )
+          } else {
+            await next()
+          }
           return
         }
 
@@ -2586,7 +2590,8 @@ export function registerConfiguredPurchaseTopicIngestion(
         }
       }
 
-      // No topic processor available - bot sleeps
+      // No topic processor available
+      if (conversationContext.explicitMention) {
         const { botSleepsMessage } = await import('./topic-processor')
         await replyToPurchaseMessage(
           ctx,
@@ -2597,6 +2602,9 @@ export function registerConfiguredPurchaseTopicIngestion(
             record
           }
         )
+      } else {
+        await next()
+      }
     } catch (error) {
       options.logger?.error(
         {