DONE: enhance UI on admin and voter side, add docker config, fix delete button modal not showing

docker/php/Dockerfile

@@ -0,0 +1,30 @@
+FROM php:7.4-fpm
+
+WORKDIR /var/www/html
+
+RUN apt-get update \
+  && apt-get install -y --no-install-recommends \
+    git \
+    pkg-config \
+    unzip \
+    libonig-dev \
+    libzip-dev \
+    libpng-dev \
+    libjpeg62-turbo-dev \
+    libfreetype6-dev \
+  && docker-php-ext-configure gd --with-freetype --with-jpeg \
+  && docker-php-ext-install -j"$(nproc)" \
+    pdo_mysql \
+    mbstring \
+    bcmath \
+    zip \
+    exif \
+    gd \
+  && rm -rf /var/lib/apt/lists/*
+
+COPY --from=composer:2 /usr/bin/composer /usr/local/bin/composer
+
+COPY docker/php/php.ini /usr/local/etc/php/conf.d/app.ini
+
+RUN usermod -u 1000 www-data && groupmod -g 1000 www-data
+