New preact based frontend UI for the TTT.

Added rollup compiling

js/.eslintrc.js

@@ -0,0 +1,27 @@
+
+module.exports = exports = {
+  extends: "twipped/browser",
+  env: {es6: true, jquery: true},
+  rules: {
+    'indent': [ 2, 2, {
+      'MemberExpression': 1,
+    } ],
+    'prefer-arrow-callback': 0,
+    'object-shorthand': 0,
+    'node/no-unsupported-features/node-builtins': 0
+  },
+  overrides: [
+    {
+      files: '$*.jsx',
+      extends: "twipped/react",
+      rules: {
+        'react/jsx-indent': [2, 2, {checkAttributes: true}],
+        "react/no-unknown-property": [2, { ignore: ['class'] }],
+        'node/no-unpublished-import': 0,
+        "node/no-missing-import": ["error", {
+          "allowModules": ["svg", 'react']
+        }]
+      }
+    }
+  ]
+};