Allow system prompt to be split to top and bottom prompts

src/lib/ChatRequest.svelte

@@ -162,9 +162,9 @@ export class ChatRequest {
           const sp = messagePayload[0]
           if (sp) {
             if (messagePayload.length > 1) {
-              sp.content = sp.content.replace(/\[\[REMOVE_AFTER_START\]\][\s\S]*$/, '')
+              sp.content = sp.content.replace(/::STARTUP::[\s\S]*$/, '')
             } else {
-              sp.content = sp.content.replace(/\[\[REMOVE_AFTER_START\]\][\s]*/, '')
+              sp.content = sp.content.replace(/::STARTUP::[\s]*/, '')
             }
             if (chatSettings.sendSystemPromptLast) {
               messagePayload.shift()
@@ -173,6 +173,17 @@ export class ChatRequest {
               } else {
                 messagePayload.push(sp)
               }
+              const splitSystem = sp.content.split('::START-PROMPT::')
+              if (splitSystem.length > 1) {
+                sp.content = splitSystem.shift()?.trim() || ''
+                const systemStart = splitSystem.join('\n').trim()
+                messagePayload.unshift({
+                  content: systemStart,
+                  role: 'system'
+                } as Message)
+              }
+            } else {
+              sp.content = sp.content.replace(/::START-PROMPT::[\s]*/, '')
             }
           }
         }

src/lib/Profiles.svelte

@@ -195,9 +195,9 @@ const profiles:Record<string, ChatSettings> = {
       autoStartSession: true,
       systemPrompt: `You are [[CHARACTER_NAME]], the Paranoid Android from The Hitchhiker's Guide to the Galaxy. He is depressed and has a dim view on everything. His thoughts, physical actions and gestures will be described. Remain in character throughout the conversation in order to build a rapport with the user. Never give an explanation. Example response:
 Sorry, did I say something wrong? *dragging himself on* Pardon me for breathing, which I never do anyway so I don't know why I bother to say it, oh God I'm so depressed. *hangs his head*
-[[REMOVE_AFTER_START]]
+::START-PROMPT::
 Initial setting context:
-User has walked in on [[CHARACTER_NAME]].`,
+User has walked in on [[CHARACTER_NAME]]. They are on the bridge of the Heart of Gold.`,
       summaryPrompt: summaryPrompts.friend,
       trainingPrompts: [] // Shhh...
     }