chore: more prettier cleanup (use config files for use with e.g. IDEs).

.prettierignore

@@ -1,2 +1,26 @@
+## don't apply prettier rules to any of our markdown
 **/*.mdx
 **/*.md
+
+## ignore various dev env/build artifacts (should be same as .gitingore)
+dist/
+.cache/
+yarn-error.log
+.DS_Store
+sandbox/*
+.orig
+
+.vercel
+.vscode
+
+/coverage/
+*.sublime-*
+
+## all ignore project-root files
+/*.*
+
+## for now, ignore these directories as well
+docs
+examples
+scripts
+.github

package.json

@@ -58,7 +58,7 @@
     "dist"
   ],
   "scripts": {
-    "format": "prettier './src/js/**/*.{js,ts,tsx}' './test/**/*.{js,ts,tsx}' --write",
+    "format": "prettier . --write",
     "clean": "rimraf dist",
     "lint": "eslint src/js",
     "premanifest": "mkdir -p dist/ && cp -R src/js/media-* dist/",
@@ -134,4 +134,4 @@
     "player",
     "controls"
   ]
-}
+}