feat: 整合 Preline UI 3.x 與重寫 README 為 Docker 架構

- 新增 Preline UI 3.2.3 作為 UI 組件庫
- 更新 tailwind.config.js 整合 Preline
- 更新 app.js 初始化 Preline
- 完全重寫 README.md 以 Docker 容器化架構為核心
- 新增 Docker 常用指令大全
- 新增故障排除與生產部署指南
- 新增會員系統相關功能（會員、錢包、點數、會籍、禮物）
- 新增社交登入測試功能

app/Models/Member.php

@@ -0,0 +1,147 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Foundation\Auth\User as Authenticatable;
+use Illuminate\Notifications\Notifiable;
+use Laravel\Sanctum\HasApiTokens;
+use Illuminate\Support\Str;
+
+class Member extends Authenticatable
+{
+    use HasApiTokens, HasFactory, Notifiable;
+
+    /**
+     * 資料表名稱
+     */
+    protected $table = 'members';
+
+    /**
+     * 可批量賦值的屬性
+     */
+    protected $fillable = [
+        'uuid',
+        'name',
+        'email',
+        'phone',
+        'password',
+        'birthday',
+        'gender',
+        'avatar',
+        'is_active',
+        'email_verified_at',
+    ];
+
+    /**
+     * 隱藏的屬性
+     */
+    protected $hidden = [
+        'password',
+        'remember_token',
+    ];
+
+    /**
+     * 屬性轉換
+     */
+    protected $casts = [
+        'email_verified_at' => 'datetime',
+        'birthday' => 'date',
+        'is_active' => 'boolean',
+        'password' => 'hashed',
+    ];
+
+    /**
+     * 建立時自動產生 UUID
+     */
+    protected static function boot()
+    {
+        parent::boot();
+
+        static::creating(function ($model) {
+            if (empty($model->uuid)) {
+                $model->uuid = (string) Str::uuid();
+            }
+        });
+    }
+
+    /**
+     * 關聯：社群帳號
+     */
+    public function socialAccounts()
+    {
+        return $this->hasMany(SocialAccount::class);
+    }
+
+    /**
+     * 關聯：錢包
+     */
+    public function wallet()
+    {
+        return $this->hasOne(MemberWallet::class);
+    }
+
+    /**
+     * 關聯：點數帳戶
+     */
+    public function points()
+    {
+        return $this->hasOne(MemberPoint::class);
+    }
+
+    /**
+     * 關聯：會員資格紀錄
+     */
+    public function memberships()
+    {
+        return $this->hasMany(MemberMembership::class);
+    }
+
+    /**
+     * 關聯：禮品紀錄
+     */
+    public function gifts()
+    {
+        return $this->hasMany(MemberGift::class);
+    }
+
+    /**
+     * 取得目前有效的會員資格
+     */
+    public function activeMembership()
+    {
+        return $this->hasOne(MemberMembership::class)->active()->latest('starts_at');
+    }
+
+    /**
+     * 檢查是否已綁定指定社群
+     */
+    public function hasSocialAccount(string $provider): bool
+    {
+        return $this->socialAccounts()->where('provider', $provider)->exists();
+    }
+
+    /**
+     * 取得或建立錢包
+     */
+    public function getOrCreateWallet(): MemberWallet
+    {
+        return $this->wallet ?? $this->wallet()->create([
+            'balance' => 0,
+            'bonus_balance' => 0,
+        ]);
+    }
+
+    /**
+     * 取得或建立點數帳戶
+     */
+    public function getOrCreatePoints(): MemberPoint
+    {
+        return $this->points ?? $this->points()->create([
+            'available_points' => 0,
+            'pending_points' => 0,
+            'expired_points' => 0,
+            'used_points' => 0,
+        ]);
+    }
+}