feat: Add Dockerfile, README.md, docker-compose.yml and update index.html

Dockerfile

@@ -0,0 +1,39 @@
+# Stage 1: Builder
+FROM golang:1.24.6-alpine AS builder
+
+WORKDIR /app
+
+# Copy go.mod and go.sum first to leverage Docker cache
+COPY go.mod .
+COPY go.sum .
+
+# Download dependencies
+RUN go mod download
+
+# Copy the rest of the application source code
+COPY . .
+
+# Build the application
+# CGO_ENABLED=0 is important for static linking, resulting in a smaller image
+# -o manage-servers specifies the output binary name
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o manage-servers .
+
+# Stage 2: Runner
+FROM alpine:latest
+
+WORKDIR /root/
+
+# Copy the compiled binary from the builder stage
+COPY --from=builder /app/manage-servers .
+
+# Copy the index.html file for the web server
+COPY --from=builder /app/index.html .
+
+# Copy the servers.json file
+COPY servers.json .
+
+# Expose the port the web server listens on
+EXPOSE 8080
+
+# Command to run the application
+ENTRYPOINT ["./manage-servers", "serve"]