Delete key removes message when focused

dockerfile

@@ -1,19 +1,14 @@
-# Use the official Node.js image
-FROM node:18 AS base
+FROM node:22-slim AS base
 WORKDIR /usr/src/app
 
-# Install dependencies into temp directories
-# This will cache them and speed up future builds
 FROM base AS install
 
-# Install dependencies for both backend and frontend
 COPY backend/package.json backend/package-lock.json /temp/dev/backend/
 COPY frontend/package.json frontend/package-lock.json /temp/dev/frontend/
 
 RUN cd /temp/dev/backend && npm install
 RUN cd /temp/dev/frontend && npm install
 
-# Install with --production (exclude devDependencies)
 RUN mkdir -p /temp/prod/backend /temp/prod/frontend
 COPY backend/package.json backend/package-lock.json /temp/prod/backend/
 COPY frontend/package.json frontend/package-lock.json /temp/prod/frontend/
@@ -21,28 +16,20 @@ COPY frontend/package.json frontend/package-lock.json /temp/prod/frontend/
 RUN cd /temp/prod/backend && npm install --production
 RUN cd /temp/prod/frontend && npm install --production
 
-# Build the frontend project
 FROM install AS build-frontend
 WORKDIR /usr/src/app/frontend
-COPY --from=install /temp/dev/frontend/node_modules node_modules
 COPY frontend/ .
+COPY --from=install /temp/dev/frontend/node_modules node_modules
 RUN npm run build
 
-# Prepare for final release
 FROM base AS release
 WORKDIR /usr/src/app
-
-# Copy production dependencies
+COPY backend/ backend/
 COPY --from=install /temp/prod/backend/node_modules backend/node_modules
 COPY --from=install /temp/prod/frontend/node_modules frontend/node_modules
 
-# Copy backend source code
-COPY backend/ backend/
-
-# Copy the built frontend assets into the backend public directory
 COPY --from=build-frontend /usr/src/app/frontend/dist backend/public
 
-# Set the entrypoint to run the backend server
 USER node
 WORKDIR /usr/src/app/backend
 EXPOSE 3000/tcp