clean up some shit

src/main.ts

@@ -41,6 +41,9 @@ export const envConfig = {
     : 3600000,
   botAccountId: process.env.PLEROMA_ACCOUNT_ID,
   replyWithContext: process.env.REPLY_WITH_CONTEXT === "true" ? true : false,
+  adHocPostInstructions: process.env.AD_HOC_POST_INSTRUCTIONS
+    ? process.env.AD_HOC_POST_INSTRUCTIONS
+    : "Say something.",
 };
 
 const ollamaConfig: OllamaConfigOptions = {
@@ -258,15 +261,15 @@ const createTimelinePost = async () => {
     ollamaSystemPrompt,
     ollamaUrl,
     pleromaInstanceUrl,
+    adHocPostInstructions,
   } = envConfig;
   const ollamaRequestBody: OllamaChatRequest = {
     model: ollamaModel,
     messages: [
-      { role: "system", content: ollamaSystemPrompt as string },
+      { role: "system", content: ollamaSystemPrompt },
       {
         role: "user",
-        content:
-          "Make a post about something. Keep your tone authentic, as if you are a real person making a post about a topic that interests you on a microblogging platform. This can be about anything like politics, gardening, homesteading, your favorite animal, a fun fact, what happened during your day, seeking companionship, baking, cooking, et cetera. Do not format the post with a title or quotes, nor sign the post with your name. It will be posted to your timeline so everyone will know you said it.",
+        content: adHocPostInstructions,
       },
     ],
     stream: false,