Add varied messaging experiments

src/bootstrap.ts

@@ -177,7 +177,17 @@ export async function bootstrap(
     redditApi, postsRepo, recipientDeduplicator, config, logger, 1000,
     createConfigBackedSubredditPollingControl(config, new ConfigStore(db), logger),
   );
-  const processorService = new ProcessorService(redditApi, aiClient, config, logger);
+  const processorService = new ProcessorService(
+    redditApi,
+    aiClient,
+    config,
+    logger,
+    undefined,
+    (sourceType) => messagesRepo
+      .getRecent(20)
+      .filter((message) => message.sourceType === sourceType || (sourceType === 'image' && !message.sourceType))
+      .map((message) => message.message),
+  );
   const strategySelector = new StrategySelector(config, messagesRepo, logger);
   processorService.setStrategySelector(strategySelector);
   const chatStrategySelector = new StrategySelector(config, messagesRepo, logger, 'chatStrategies');