fix(docker): add .dockerignore, fix Dockerfile apt cleanup, simplify mysql healthcheck

.dockerignore

@@ -0,0 +1,10 @@
+.git
+.env
+node_modules
+vendor
+storage/logs
+storage/framework/cache
+docker
+tests
+*.md
+.github

docker-compose.yml

@@ -86,7 +86,7 @@ services:
     volumes:
       - mysql_data:/var/lib/mysql
     healthcheck:
-      test: ["CMD", "mysqladmin", "ping", "-h", "localhost", "-u", "${DB_USERNAME}", "-p${DB_PASSWORD}"]
+      test: ["CMD", "mysqladmin", "ping", "-h", "localhost"]
       interval: 10s
       timeout: 5s
       retries: 10

docker/app/Dockerfile

@@ -9,7 +9,8 @@ RUN apt-get update && apt-get install -y \
 COPY --from=composer:2 /usr/bin/composer /usr/bin/composer
 
 RUN curl -fsSL https://deb.nodesource.com/setup_22.x | bash - \
-    && apt-get install -y nodejs
+    && apt-get install -y nodejs \
+    && apt-get clean && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /var/www/html
 COPY . .