use modules, add linting and prettier

.eslintrc.json

@@ -0,0 +1,21 @@
+{
+  "env": {
+    "browser": true,
+    "es2021": true
+  },
+  "extends": ["airbnb-base"],
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "ecmaVersion": 12
+  },
+  "plugins": ["@typescript-eslint"],
+  "rules": {
+    "quotes": 0,
+    "comma-dangle": "off",
+    "no-console": 0,
+    "no-multiple-empty-lines": 0,
+    "spaced-comment": 0,
+    "operator-linebreak": "off",
+    "strict": 0
+  }
+}

.gitignore

@@ -2,3 +2,4 @@ todo.txt
 notes.txt
 *.swp
 node_modules
+assets/svg/

README.md

@@ -2,6 +2,6 @@
 
 [ludant.github.io/flaggy](https://ludant.github.io/flaggy/)
 
-a deterministic-random generator for SVG user avatars.  inspired by [designs of national flags](https://old.reddit.com/r/vexillology/).
+a deterministicly-random generator for SVG user avatars.  inspired by [designs of national flags](https://old.reddit.com/r/vexillology/).
 
-`flaggy.js` is the module which takes a number as input and produces an SVG.  `main.js` handles the functions of the portfolio site.  around 10,000,000 designs are theoretically possible, due to my hand-made deterministic number generator function `bigChungus`.
+`flaggy.js` is the module which takes a number as input and produces an SVG.  `main.js` handles the functions of the portfolio site.  around 10,000,000 designs are theoretically possible, due to the hand-made deterministic number generator function `bigChungus`.