add Dockerfile

Dockerfile

@@ -0,0 +1,21 @@
+FROM golang:1.13.7-buster
+
+RUN apt-get update \
+    && curl -sL https://deb.nodesource.com/setup_12.x | bash - \
+    && apt-get install -y nodejs
+
+RUN mkdir /data
+VOLUME [ "/data" ]
+
+WORKDIR /go/src/app
+COPY . .
+
+RUN go install -v ./...
+
+RUN cd web \
+    && test -d node_modules && rm -fr node_modules \
+    && npm install \
+    && npm install -g gatsby \
+    && gatsby build --prefix-paths
+
+CMD ["kaamer-db", "-server", "-d", "/data"]