Add varied messaging experiments

src/services/reddit-account-runtime-builder.ts

@@ -127,7 +127,17 @@ async function buildRuntime(
       redditApi, postsRepo, recipientDeduplicator, accountConfig, logger,
       1000, createConfigBackedSubredditPollingControl(config, new ConfigStore(db), logger),
     );
-    const processorService = new ProcessorService(redditApi, aiClient, accountConfig, logger);
+    const processorService = new ProcessorService(
+      redditApi,
+      aiClient,
+      accountConfig,
+      logger,
+      undefined,
+      (sourceType) => messagesRepo
+        .getRecent(20)
+        .filter((message) => message.sourceType === sourceType || (sourceType === 'image' && !message.sourceType))
+        .map((message) => message.message),
+    );
     processorService.setStrategySelector(new StrategySelector(accountConfig, messagesRepo, logger));
     processorService.setChatStrategySelector(new StrategySelector(accountConfig, messagesRepo, logger, 'chatStrategies'));