fix: add docker file

DockerFile

@@ -0,0 +1,33 @@
+FROM php:8.2-fpm-alpine
+
+# 安裝 Laravel 必要的延伸套件 (包含 PostgreSQL 驅動)
+RUN apk add --no-cache \
+    libjpeg-turbo-dev \
+    libpng-dev \
+    libwebp-dev \
+    freetype-dev \
+    libzip-dev \
+    zip \
+    unzip \
+    git \
+    postgresql-dev \
+    && docker-php-ext-configure gd --with-freetype --with-jpeg --with-webp \
+    && docker-php-ext-install -j$(nproc) gd pdo pdo_pgsql zip bcmath
+
+# 複製 Composer
+COPY --from=composer:latest /usr/bin/composer /usr/bin/composer
+
+# 設定工作目錄
+WORKDIR /var/www
+
+# 複製專案檔案
+COPY . .
+
+# 安裝 PHP 套件
+RUN composer install --no-interaction --optimize-autoloader --no-dev
+
+# 設定目錄權限
+RUN chown -R www-data:www-data /var/www/storage /var/www/bootstrap/cache
+
+EXPOSE 9000
+CMD ["php-fpm"]