refactor user model

portfolio-backend/models/user.js

-const mongoose=require('mongoose');
-const uniqueValidator=require('mongoose-unique-validator');
-const Schema=mongoose.Schema;
+const mongoose = require("mongoose");
+const uniqueValidator = require("mongoose-unique-validator");
+const Schema = mongoose.Schema;
 
-const userSchema=new Schema({
-    username:{type:String,required:true,unique:true},
-    name:{type:String},
-    avatar_url:{type:String},
-    bio:{type:String},
-    company:{type:String},
-    location:{type:String},
-    created_at:{type:String},
-    git_level:{type:Number},
-    git_score:{type:Number},
-    git_badge:{type:String},
-    git_points:{type:Number},
-    total_prs:{type:Number},
-    total_commits:{type:Number},
-    total_issues:{type:Number},
-    total_stars:{type:Number},
-    contributed_to:{type:Number},
-    latestUpdate:{type:Date}    
-})
+const userSchema = new Schema({
+  username: { type: String, required: true, unique: true },
+  name: { type: String },
+  avatar_url: { type: String },
+  bio: { type: String },
+  company: { type: String },
+  location: { type: String },
+  created_at: { type: String },
+  coding: {
+    level: { type: Number },
+    score: { type: Number },
+    badge: { type: String },
+    points: { type: Number },
+  },
+  git_langs: [{ name: { type: String }, lines: { type: Number } }],
+  total_prs: { type: Number },
+  total_commits: { type: Number },
+  total_issues: { type: Number },
+  total_stars: { type: Number },
+  contributed_to: { type: Number },
+  latest_update: { type: Date },
+});
 userSchema.plugin(uniqueValidator);
-module.exports = User = mongoose.model('User', userSchema);
+module.exports = User = mongoose.model("User", userSchema);