# -------- Dockerfile (Multi-Stage Build) --------
# 1. Builder-Stage
FROM golang:1.25-alpine AS builder

WORKDIR /app
COPY go.* ./
RUN go mod download
COPY . .
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o /bin/vcg

# 2. Runtime-Stage
FROM alpine:3.22

# HTTPS-Callouts in Alpine brauchen ca-certificates
RUN apk add --no-cache ca-certificates
COPY --from=builder /bin/vcg /bin/vcg
# Default listens on :8090 – siehe main.go
EXPOSE 8080

# Environment defaults; können per compose überschrieben werden
ENV PWGEN_LENGTH=14 \
PWGEN_MIN_LOWER=2 \
PWGEN_MIN_UPPER=2 \
PWGEN_MIN_DIGITS=2 \
PWGEN_MIN_SYMBOLS=2 \
PWGEN_CHARSET="" \
PWGEN_EXCLUDE="" \
PWGEN_NO_AMBIGUOUS=true \
PWGEN_NO_SEQ=true \
PWGEN_NO_REPEAT=true \
PWGEN_UNIQUE=false \
PWGEN_TEMPLATE= \
PWGEN_SYMBOLS=symbols \
PWGEN_COUNT=1 \
PWGEN_JSON=false \
PWGEN_CLIPBOARD_BASE=http://clipboard:8080 \
PWGEN_CLIPBOARD_ROOM=default \
PWGEN_CLIPBOARD_AUTHOR=PWGEN \
PWGEN_CLIPBOARD_TYPE=text \
PWGEN_CLIPBOARD_TOKEN="" \
CLIPBOARD_TOKEN="" \
PWGEN_SEND_URL="" \
PWGEN_SEND_FIELD="content" \
PWGEN_SEND_HEADERS="" \
PWGEN_SEND_METHOD="POST" \
PWGEN_DRY_RUN=false \
PWGEN_TIMEOUT="" \
PWGEN_WEB=true \
PWGEN_WEB_ADDR=":8080" \
PWGEN_WEB_USER="" \
PWGEN_WEB_PASS=""
    
ENTRYPOINT ["/bin/vcg"]