🔧 chore: Update Dockerfile for release mode setup

- Removed build-args for environment variables
- Set default CMD to execute the compiled binary
- Ensured multi-stage build for efficient image size

Related issue: #18

Dockerfile

@@ -1,14 +1,6 @@
 # Description: Dockerfile for building the go application
 FROM golang:1.19-alpine3.16 AS builder
 
-# Set the current working directory inside the container
-ARG MYSQL_DATABASE
-ARG MYSQL_USER
-ARG MYSQL_PASSWORD
-ARG MYSQL_HOST
-ARG MYSQL_PORT
-ARG RUN_MIGRATIONS
-
 WORKDIR /app
 
 # Copy go mod and sum files and download dependencies
@@ -17,8 +9,8 @@ RUN go mod download
 
 COPY . .
 
-# Build the application
-RUN go build -o main .
+# Set the current working directory inside the container
+RUN CGO_ENABLED=0 GOOS=linux go build -o main .
 
 # Run the application
 FROM alpine:3.16