FROM golang:1.21-alpine AS builder

WORKDIR /app

RUN apk add --no-cache git

COPY main.go ./
COPY static/ ./static/

RUN echo 'module file-manager' > go.mod && \
    echo 'go 1.21' >> go.mod && \
    echo '' >> go.mod && \
    echo 'require (' >> go.mod && \
    echo '	github.com/fsnotify/fsnotify v1.7.0' >> go.mod && \
    echo '	github.com/gin-gonic/gin v1.9.1' >> go.mod && \
    echo ')' >> go.mod && \
    go mod tidy && \
    CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags="-s -w" -o file-manager main.go

FROM alpine:latest

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

WORKDIR /data

COPY --from=builder /app/file-manager /usr/local/bin/
COPY --from=builder /app/static/ /var/www/static/

EXPOSE 8080

ENV PORT=8080
ENV ROOT=/data

ENTRYPOINT ["file-manager", "-port", "8080", "-root", "/data"]