DV-000303: Add map location real time.

Dockerfile

@@ -1,34 +1,53 @@
+# Stage 1: Build
 FROM gradle:7.4.2-jdk-alpine AS TEMP_BUILD_IMAGE
 
-RUN apk add --no-cache bash
-RUN echo "@personal http://dl-cdn.alpinelinux.org/alpine/v3.15/main" >> /etc/apk/repositories
-RUN apk add nodejs@personal npm@personal
-RUN node --version
-RUN npm --version
+# Install dependencies in a single layer
+RUN apk add --no-cache bash \
+    && echo "@personal https://dl-cdn.alpinelinux.org/alpine/v3.9/main" >> /etc/apk/repositories \
+    && apk add --no-cache nodejs@personal npm@personal \
+    && node --version \
+    && npm --version
 
-ENV APP_HOME=/usr/app/
+# Set the working directory
+WORKDIR /usr/app/
 
-WORKDIR $APP_HOME
-COPY build.gradle settings.gradle $APP_HOME
+# Copy only necessary files for dependency resolution and building
+COPY build.gradle settings.gradle ./
+COPY gradle ./gradle
 
-COPY gradle $APP_HOME/gradle/
-COPY --chown=gradle:gradle . /home/gradle/src
+# Ensure Gradle runs as non-root user
+RUN chown -R gradle:gradle ./
 
-COPY . .
+USER gradle
 
+# Build the application, skipping tests for faster builds
 ARG REACT_APP_TOKEN
 ENV REACT_APP_TOKEN $REACT_APP_TOKEN
 
 RUN gradle clean npm_run_build copyTask build -x test --no-daemon || return 0
 
-FROM eclipse-temurin:17-jdk-alpine
+# Stage 2: Package
+FROM eclipse-temurin:21-jdk-alpine
+
+# Add curl (if needed) in a single command to minimize layers
 RUN apk --no-cache add curl
 
+# Define environment variables
 ENV ARTIFACT_NAME=simpleRegions-0.0.1-SNAPSHOT.jar
 ENV APP_HOME=/usr/app
 
-COPY --from=TEMP_BUILD_IMAGE $APP_HOME/build/libs/$ARTIFACT_NAME app.jar
+# Set the working directory
+WORKDIR $APP_HOME
+
+# Copy the built artifact from the build stage
+COPY --from=TEMP_BUILD_IMAGE /usr/app/build/libs/$ARTIFACT_NAME app.jar
+
+# Use a non-root user to run the application
+RUN addgroup -S appgroup && adduser -S appuser -G appgroup
+USER appuser
 
+# Expose the application's port
 EXPOSE 8080
 
-ENTRYPOINT ["java", "-jar","-Dspring.profiles.active=docker", "/app.jar"]
+# Set the entry point to run the jar
+ENTRYPOINT ["java", "-jar", "-Dspring.profiles.active=docker", "/app.jar"]

frontend/.dockerignore

@@ -0,0 +1,6 @@
+node_modules
+npm-debug.log
+.DS_Store
+.git
+.gitignore
+.env

frontend/src/components/MapView.js

@@ -7,21 +7,21 @@ import icon from "./constants";
 
 function MapView() {
 
-  const defaultCenter = [52.237049, 21.017532];
-  const defaultZoom = 13;
-  const mapRef = useRef();
+    const defaultCenter = [52.237049, 21.017532];
+    const defaultZoom = 13;
+    const mapRef = useRef();
 
     return (
-      <MapContainer ref={mapRef} center={defaultCenter} zoom={defaultZoom} scrollWheelZoom={false}>
-      <TileLayer url="https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png"/>
-      
-      <Marker position={defaultCenter} icon={icon}>
-      <Popup>
-        A pretty CSS3 popup. <br /> Easily customizable.
-      </Popup>
-    </Marker>
-    </MapContainer>
-    
+        <MapContainer ref={mapRef} center={defaultCenter} zoom={defaultZoom} scrollWheelZoom={false}>
+            <TileLayer url="https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png"/>
+
+            <Marker position={defaultCenter} icon={icon}>
+                <Popup>
+                    A pretty CSS3 popup. <br /> Easily customizable.
+                </Popup>
+            </Marker>
+        </MapContainer>
+
     );
 }