Improved dockerfile

.dockerignore

+/Makefile
+/Dockerfile
+/.gitlab-ci.yml
+/.gitignore

Dockerfile

@@ -16,14 +16,14 @@ RUN apk --no-cache add \
 WORKDIR /go/src/app
 COPY go.* ./
 RUN go mod download
-COPY . .
+COPY *.go ./
 RUN go build -o app .
 
 FROM alpine:3.15
 
 RUN apk --no-cache add imagemagick
-COPY --from=builder /app /app
+COPY --from=builder /go/src/app /app
 RUN addgroup -g 1000 -S app && \
-    adduser -u 1000 -S app -G app \
+    adduser -u 1000 -G app -S app
 USER app
-ENTRYPOINT ["./app"]
+ENTRYPOINT ["/app"]