chore: add fvuls image (#1426)

contrib/Dockerfile

@@ -0,0 +1,33 @@
+FROM golang:alpine as builder
+
+RUN apk add --no-cache \
+        git \
+        make \
+        gcc \
+        musl-dev
+RUN go install github.com/golangci/golangci-lint/cmd/golangci-lint@v1.45.0
+
+ENV REPOSITORY github.com/future-architect/vuls
+COPY . $GOPATH/src/$REPOSITORY
+RUN cd $GOPATH/src/$REPOSITORY && \
+        make build-scanner && mv vuls $GOPATH/bin && \
+        make build-trivy-to-vuls && mv trivy-to-vuls $GOPATH/bin && \
+        make build-future-vuls && mv future-vuls $GOPATH/bin
+
+FROM alpine:3.15
+
+ENV LOGDIR /var/log/vuls
+ENV WORKDIR /vuls
+
+RUN apk add --no-cache \
+        openssh-client \
+        ca-certificates \
+        git \
+        nmap \
+    && mkdir -p $WORKDIR $LOGDIR
+
+COPY --from=builder /go/bin/vuls /go/bin/trivy-to-vuls /go/bin/future-vuls /usr/local/bin/
+
+VOLUME ["$WORKDIR", "$LOGDIR"]
+WORKDIR $WORKDIR
+ENV PWD $WORKDIR