Add Docker support with configuration files and environment setup

.dockerignore

@@ -0,0 +1,21 @@
+node_modules
+dist
+.git
+.gitignore
+.env
+.env.*
+!.env.example
+*.md
+!DOCKER.md
+.vscode
+.idea
+*.log
+npm-debug.log*
+.DS_Store
+Thumbs.db
+coverage
+.nyc_output
+*.test.ts
+*.test.tsx
+*.spec.ts
+*.spec.tsx