Docker and Workflow

backend/Dockerfile

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+# Stage 1: Build the Go application
+FROM golang:1.22-alpine AS builder
+
+WORKDIR /app
+
+# Copy go.mod and go.sum files to download dependencies
+COPY go.mod go.sum ./
+RUN go mod download
+
+# Copy the rest of the application source code
+COPY . .
+
+# Build the application
+# CGO_ENABLED=0 is important for a clean static build for Alpine
+# -o main specifies the output file name
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main .
+
+# Stage 2: Create the final lightweight image
+FROM alpine:latest
+
+WORKDIR /root/
+
+# Copy the built binary from the builder stage
+COPY --from=builder /app/main .
+
+# Expose port 8080 (you can change this if your app uses a different port)
+EXPOSE 8080
+
+# Command to run the executable
+CMD ["./main"]