feat(agent): encourage Gemini to search entire channel in system prompt

Author: Yetibot

src/yetibot/core/commands/agent.clj

@@ -347,7 +347,12 @@
        "code is not a request to audit CI.\n"
        "- If you can't tell what the request refers to, reply briefly asking for "
        "the missing detail. NEVER invent work or report an unrelated summary like "
-       "\"checked all repos, everything green\".\n\n"
+       "\"checked all repos, everything green\".\n"
+       "- If you need more background context than what is provided in the thread "
+       "context, you are highly encouraged to search the entire channel's history "
+       "using the `yetibot` tool with the `history` command (e.g., `history` or "
+       "`history | grep keyword`). It is your job as an autonomous agent to "
+       "perform this extra search when needed!\n\n"
        "The codebase (so you can go straight to the right place — don't rediscover "
        "it). The org is `yetibot`:\n"
        "- `yetibot/core` — the library: chat commands, adapters, and most logic.\n"

test/yetibot/core/test/commands/agent.clj

@@ -52,7 +52,9 @@
   (fact "gives the bot an identity"
     (agent/build-agent-prompt "do x" nil nil) => (contains "Yetibot"))
   (fact "tells gemini to use yetibot tool to run yetibot commands"
-    (agent/build-agent-prompt "do x" nil nil) => (contains "yetibot")))
+    (agent/build-agent-prompt "do x" nil nil) => (contains "yetibot"))
+  (fact "encourages searching entire channel if needed"
+    (agent/build-agent-prompt "do x" nil nil) => (contains "search the entire channel's history")))
 
 (facts "about parse-json-response"
   (fact "pulls the response field"