Merge pull request #80 from tsoding/76

(#76) Document Development workflow

Author: rexim

.github/workflows/ci.yml

@@ -11,3 +11,4 @@ jobs:
           node-version: '13'
       - run: npm install
       - run: ./node_modules/.bin/tsc
+      - run: git diff --exit-code

README.md

@@ -17,6 +17,14 @@ $ python3 -m http.server 6969
 $ iexplore.exe http://localhost:6969/
 ```
 
+## Development Workflow
+
+1. `$ npm install`
+2. `$ ./node_modules/.bin/tsc -w`
+3. `<edit files>`
+
+Make sure that you commit the generated `js/*` files along with your changes. This is important for the project to retain that "Just deploy the repo" attitude.
+
 # Filter Development
 
 **WARNING! Knowledge of [WebGL](https://developer.mozilla.org/en-US/docs/Web/API/WebGL_API) or [OpenGL](https://www.opengl.org/) is required to read this section!**