# Stage 1: Build
FROM golang:1.22-alpine AS builder
WORKDIR /build
COPY go.mod go.sum ./
RUN go mod download
COPY . .
RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-w -s" -o /bot ./cmd/bot

# Stage 2: Runtime
FROM alpine:3.19
RUN apk add --no-cache ffmpeg ca-certificates tzdata
COPY --from=builder /bot /bot
RUN adduser -D -u 1001 botuser
USER botuser
ENTRYPOINT ["/bot"]