Added Dockerfile support

Dockerfile

@@ -0,0 +1,13 @@
+# Stage 1: Build
+FROM node:20-alpine AS builder
+WORKDIR /app
+COPY . .
+RUN npm install
+RUN npm run build
+
+# Stage 2: Serve with nginx
+FROM nginx:alpine
+COPY --from=builder /app/dist /usr/share/nginx/html
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]
+

README.md

@@ -68,6 +68,18 @@ npm run build
 npm run preview
 ```
 
+You can also build a docker image and run the build isolately, without any setup overhead.
+```bash
+# After cloning and changing directory
+docker build -t algorithima:latest .
+
+# To run the image
+docker run -d --name dsa_website \
+           -p 1234:80 \
+           algorithima:latest
+# Build will be running on port localhost:1234, if the port is busy, put another port in docker run command.
+``` 
+
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