simplify

frontend/Dockerfile

@@ -7,14 +7,10 @@ FROM base AS deps
 RUN apk add --no-cache libc6-compat
 WORKDIR /app
 
-# Install dependencies based on the preferred package manager
-COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* ./
-RUN \
-  if [ -f yarn.lock ]; then yarn --frozen-lockfile; \
-  elif [ -f package-lock.json ]; then npm install && npm ci; \
-  elif [ -f pnpm-lock.yaml ]; then corepack enable pnpm && pnpm i --frozen-lockfile; \
-  else echo "Lockfile not found." && exit 1; \
-  fi
+# Install dependencies with npm only
+COPY package.json package-lock.json ./
+RUN npm install
+RUN npm ci
 
 # Rebuild the source code only when needed
 FROM base AS builder
@@ -26,13 +22,8 @@ COPY . .
 ENV NEXT_TELEMETRY_DISABLED=1
 ENV NODE_ENV=production
 
-# Build the application
-RUN \
-  if [ -f yarn.lock ]; then yarn build; \
-  elif [ -f package-lock.json ]; then npm run build; \
-  elif [ -f pnpm-lock.yaml ]; then corepack enable pnpm && pnpm build; \
-  else echo "Lockfile not found." && exit 1; \
-  fi
+# Build the application using npm only
+RUN npm run build
 
 # Production image, copy all the files and run next
 FROM base AS runner