Updated Dockerfile

Dockerfile

@@ -1,57 +1,39 @@
 FROM node:23.7.0-alpine
 
-RUN npm install -g npm@11.1.0
-
-# Install dependencies with versions
-RUN sysctl -w vm.overcommit_memory=1 && \
+# Install dependencies and setup environment in a single layer
+RUN npm install -g npm@11.1.0 && \
     apk add --no-cache \
-    redis \
-    mariadb \
-    mariadb-client \
-    tmux \
-    mariadb-server-utils \
-    mariadb-connector-c
-
-# Create non-root user
-RUN addgroup -S appgroup && adduser -S appuser -G appgroup
-
-# Setup MariaDB with proper permissions
-RUN mkdir -p /run/mysqld /var/lib/mysql /var/log/mysql && \
-    chown -R mysql:mysql /run/mysqld && \
-    chown -R mysql:mysql /var/lib/mysql && \
-    chown -R mysql:mysql /var/log/mysql && \
-    chmod 777 /run/mysqld && \
-    chmod 777 /var/lib/mysql && \
-    chmod 777 /var/log/mysql && \
+        redis \
+        mariadb \
+        mariadb-client \
+        tmux \
+        mariadb-server-utils \
+        mariadb-connector-c && \
+    # Create non-root user and groups
+    addgroup -S appgroup && \
+    adduser -S appuser -G appgroup && \
+    adduser appuser mysql && \
+    # Setup MariaDB directories and permissions
+    mkdir -p /run/mysqld /var/lib/mysql /var/log/mysql && \
+    chown -R mysql:mysql /run/mysqld /var/lib/mysql /var/log/mysql && \
+    chmod 755 /run/mysqld /var/lib/mysql /var/log/mysql && \
     mysql_install_db --user=mysql --datadir=/var/lib/mysql && \
     touch /var/log/mysql/error.log && \
     chown mysql:mysql /var/log/mysql/error.log && \
-    chmod 666 /var/log/mysql/error.log
+    chmod 644 /var/log/mysql/error.log
 
 WORKDIR /usr/src/app
+
+# Copy application files
 COPY package*.json ./
 COPY start.sh ./start.sh
 COPY . .
 
+# Setup application permissions
 RUN npm ci --only=production && \
     chmod +x ./start.sh && \
     chown -R appuser:appgroup .
 
-# Grant necessary permissions to appuser
-RUN adduser appuser mysql && \
-    chmod 755 /var/lib/mysql && \
-    mkdir -p /var/log/mysql && \
-    chown -R mysql:mysql /var/log/mysql && \
-    touch /var/log/mysql/error.log && \
-    chown mysql:mysql /var/log/mysql/error.log
-
-# Grant necessary permissions to appuser
-RUN adduser appuser mysql && \
-# Give full access to mysql directories
-chmod -R 777 /var/lib/mysql && \
-chmod -R 777 /run/mysqld && \
-chmod -R 777 /var/log/mysql
-
 USER appuser
 
 EXPOSE 80 6379 3306