add customizable Prompt for the bot

Author: m00nyONE

helm/chatgpt-mattermost-bot/templates/chatbot-config.yaml

@@ -17,5 +17,4 @@ data:
   DEBUG_LEVEL: "{{ .Values.config.DEBUG_LEVEL | default "INFO"  }}"
   BOT_CONTEXT_MSG: "{{ .Values.config.BOT_CONTEXT_MSG | default "100"  }}"
   NODE_ENV: "{{ .Values.config.NODE_ENV | default "production"  }}"
-
-
+  BOT_INSTRUCTION: "{{ .Values.config.BOT_INSTRUCTION | default ""  }}"

helm/chatgpt-mattermost-bot/values.yaml

@@ -26,6 +26,7 @@ config:                   #   required:   example:                    descriptio
   DEBUG_LEVEL: ""         #   no	        TRACE	                      a debug level used for logging activity, defaults to INFO
   BOT_CONTEXT_MSG: ""     #   no	        15	                        The number of previous messages which are appended to the conversation with ChatGPT, defaults to 100
   NODE_ENV: ""            #   no          development                 The mode NodeJS runs in. Defaults to production
+  BOT_INSTRUCTION: ""     #   no          Act like Elon Musk          Extra instruction to give your assistance. How should the assistant behave?
 
 
 serviceAccount:

src/botservice.ts

@@ -20,6 +20,9 @@ if (!global.FormData) {
 
 const name = process.env['MATTERMOST_BOTNAME'] || '@chatgpt'
 const contextMsgCount = Number(process.env['BOT_CONTEXT_MSG'] ?? 100)
+const additionalBotInstructions = process.env['BOT_INSTRUCTION'] || "You are a helpful assistant. Whenever users asks you for help you will " +
+    "provide them with succinct answers formatted using Markdown. You know the user's name as it is provided within the " +
+    "meta data of the messages."
 
 /* List of all registered plugins */
 const plugins: PluginBase<any>[] = [
@@ -30,9 +33,8 @@ const plugins: PluginBase<any>[] = [
 ]
 
 /* The main system instruction for GPT */
-const botInstructions = "Your name is " + name + " and you are a helpful assistant. Whenever users asks you for help you will " +
-    "provide them with succinct answers formatted using Markdown. You know the user's name as it is provided within the " +
-    "meta data of the messages."
+const botInstructions = "Your name is " + name + ". " + additionalBotInstructions
+botLog.debug({botInstructions: botInstructions})
 
 async function onClientMessage(msg: WebSocketMessage<JSONMessageData>, meId: string) {
     if (msg.event !== 'posted' || !meId) {