# ============================================================
# Stage 1: Build the picoclaw binary
# ============================================================
FROM golang:1.25-alpine AS builder

RUN apk add --no-cache git make

WORKDIR /src

# Cache dependencies
COPY go.mod go.sum ./
RUN go mod download

# Copy source and build
COPY . .
RUN make build

# ============================================================
# Stage 2: Minimal runtime image
# ============================================================
FROM alpine:3.23

RUN apk add --no-cache ca-certificates tzdata curl

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD wget -q --spider http://localhost:18790/health || exit 1

# Copy binary and first-run entrypoint (same as release image).
COPY --from=builder /src/build/picoclaw /usr/local/bin/picoclaw
COPY docker/entrypoint.sh /entrypoint.sh
RUN chmod +x /entrypoint.sh

ENTRYPOINT ["/entrypoint.sh"]
