move docker files & eventually docker-compose files into 'docker' directory.

docker/Dockerfile.web

@@ -0,0 +1,37 @@
+########
+FROM golang:1.14.4-buster as backendbuild
+
+WORKDIR /go/src/github.com/analogj/scrutiny
+
+COPY . /go/src/github.com/analogj/scrutiny
+
+RUN go mod vendor && \
+    go build -ldflags '-w -extldflags "-static"' -o scrutiny webapp/backend/cmd/scrutiny/scrutiny.go
+
+########
+FROM node:lts-slim as frontendbuild
+
+#reduce logging, disable angular-cli analytics for ci environment
+ENV NPM_CONFIG_LOGLEVEL=warn NG_CLI_ANALYTICS=false
+
+WORKDIR /scrutiny/src
+COPY ./webapp/frontend /scrutiny/src
+
+RUN npm install -g @angular/cli@9.1.4 && \
+    mkdir -p /scrutiny/dist && \
+    npm install && \
+    ng build --output-path=/scrutiny/dist --deploy-url="/web/" --base-href="/web/" --prod
+
+
+########
+FROM ubuntu:bionic as runtime
+EXPOSE 8080
+WORKDIR /scrutiny
+ENV PATH="/scrutiny/bin:${PATH}"
+
+COPY --from=backendbuild /go/src/github.com/analogj/scrutiny/scrutiny /scrutiny/bin/
+COPY --from=frontendbuild /scrutiny/dist /scrutiny/web
+RUN chmod +x /scrutiny/bin/scrutiny && \
+    mkdir -p /scrutiny/web && \
+    mkdir -p /scrutiny/config
+CMD ["/scrutiny", "start"]