improve typescript and linting usage across codebase

add ts-lit-plugin and eslint-typescript

disable no-invalid-css rule

fix a bunch of errors raised by eslint and typescript

run prettier & eslint on the remaining files

remove unused imports

split coll-index into index and info components...
and rename "coll" -> "item" for these.
also includes some fixes for previously-undocumented properties used on
non-ts elements.

extract labeled fields into separate component...
and make a few type improvements too

swap custom copy button for shoelace one

rename a few more missed things

.eslintrc.js

@@ -1,28 +1,25 @@
+/* eslint-env node */
 module.exports = {
-    "env": {
-        "browser": true,
-        "es6": true
-    },
-    "extends": [
-        "eslint:recommended",
-        "plugin:lit/recommended",
-        "prettier"
-    ],
-    "plugins": [
-        "lit"
-    ],
-    "parserOptions": {
-        "ecmaVersion": 2018,
-        "sourceType": "module"
-    },
-    "rules": {
-        "no-restricted-globals": [
-            2,
-            "event", "error"
-        ],
-        "linebreak-style": [
-            "error",
-            "unix"
-        ]
-    }
+  env: {
+    browser: true,
+    es6: true,
+  },
+  extends: [
+    "eslint:recommended",
+    "plugin:lit/recommended",
+    "prettier",
+    "plugin:@typescript-eslint/recommended",
+  ],
+  plugins: ["@typescript-eslint", "lit"],
+  parser: "@typescript-eslint/parser",
+  parserOptions: {
+    ecmaVersion: 2018,
+    sourceType: "module",
+  },
+  rules: {
+    "no-restricted-globals": [2, "event", "error"],
+    "linebreak-style": ["error", "unix"],
+    "@typescript-eslint/no-explicit-any": "warn",
+  },
+  ignorePatterns: ["ruffle/**/*", "build/**/*"],
 };