Add Dockerfile for development docker build

Author: yamalight

server/.dockerignore

@@ -0,0 +1,2 @@
+node_modules/
+db/

server/Dockerfile

@@ -0,0 +1,14 @@
+FROM node
+
+# Create app folder
+RUN mkdir -p /app
+WORKDIR /app
+
+# Cache npm dependencies
+COPY package.json /app/
+RUN npm install
+
+# Copy application files
+COPY . /app
+
+CMD ["npm", "start"]