[feat] add persona

src/ts/characters.ts

@@ -87,9 +87,38 @@ export async function selectUserImg() {
     let db = get(DataBase)
     const imgp = await saveImage(img)
     db.userIcon = imgp
+    db.personas[db.selectedPersona] = {
+        name: db.username,
+        icon: db.userIcon,
+        personaPrompt: db.personaPrompt
+    }
     setDatabase(db)
 }
 
+export function saveUserPersona() {
+    let db = get(DataBase)
+    db.personas[db.selectedPersona] = {
+        name: db.username,
+        icon: db.userIcon,
+        personaPrompt: db.personaPrompt
+    }
+    setDatabase(db)
+}
+
+export function changeUserPersona(id:number, save:'save'|'noSave' = 'save') {
+    if(save === 'save'){
+        saveUserPersona()
+    }
+    let db = get(DataBase)
+    const pr = db.personas[id]
+    db.personaPrompt = pr.personaPrompt
+    db.username = pr.name,
+    db.userIcon = pr.icon
+    db.selectedPersona = id
+    setDatabase(db)
+    
+}
+
 export const addingEmotion = writable(false)
 
 export async function addCharEmotion(charId:number) {