Add linter and formatter.

Author: Pfeil

.eslintrc.json

@@ -0,0 +1,13 @@
+{
+  "env": {
+    "browser": true,
+    "es2021": true
+  },
+  "extends": ["standard-with-typescript", "prettier"],
+  "overrides": [],
+  "parserOptions": {
+    "ecmaVersion": "latest",
+    "sourceType": "module"
+  },
+  "rules": {}
+}

.prettierignore

@@ -0,0 +1,5 @@
+# Ignore artifacts:
+build
+dist
+coverage
+.vscode

.prettierrc.json

@@ -0,0 +1 @@
+{}