FROM golang:1.25-alpine AS builder

# Install git and required dependencies
RUN apk add --no-cache git build-base

# Set working directory
WORKDIR /app

# Copy go mod and sum files
COPY go.mod go.sum ./

# Download all dependencies
RUN go mod download

# Copy the source code
COPY . .

# Build the application with optimizations
RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -ldflags="-s -w" -o tercul ./cmd/cli

# Use a small alpine image for the final container
FROM alpine:latest

# Add ca-certificates for secure connections
RUN apk --no-cache add ca-certificates tzdata

# Set working directory
WORKDIR /root/

# Copy the binary from builder
COPY --from=builder /app/tercul .

# Expose the application port
EXPOSE 8080

# Command to run the API server
CMD ["./tercul", "serve"]