🐳 Created simple Dockerfile

build/Dockerfile

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+# syntax=docker/dockerfile:1
+# docker build --rm -f build/Dockerfile -t source.toby3d.me/toby3d/auth .
+
+# Build
+FROM golang:alpine AS builder
+
+WORKDIR /app
+
+ENV CGO_ENABLED=0
+ENV GOFLAGS=-mod=vendor
+
+COPY go.mod go.sum *.go ./
+COPY internal ./internal/
+COPY vendor ./vendor/
+COPY web ./web/
+
+RUN go build -o ./auth
+
+# Run
+FROM scratch
+
+WORKDIR /
+
+COPY --from=builder /app/auth /auth
+
+EXPOSE 3000
+
+ENTRYPOINT ["/auth"]