FROM golang:1.23.3-alpine

WORKDIR /app

# Install build dependencies and air
RUN apk add --no-cache git make && \
    go install github.com/cosmtrek/air@v1.49.0

# Sao chép file go.mod và go.sum
COPY go.mod go.sum ./

# Tải các dependency
RUN go mod download

# Sao chép file .air.toml
COPY .air.toml ./

# Sao chép toàn bộ mã nguồn
COPY . .

# Expose port
ARG PORT=8080
ENV PORT=${PORT}
EXPOSE ${PORT}

# Chạy Air để hot-reload
CMD ["air"]