add scala (#2897) 1rre

* add scala

* add a couple more words

frontend/static/languages/_groups.json

@@ -320,6 +320,7 @@
       "code_ruby",
       "code_r",
       "code_swift",
+      "code_scala",
       "code_bash",
       "code_lua",
       "code_luau",

frontend/static/languages/_list.json

@@ -171,6 +171,7 @@
   ,"code_ruby"
   ,"code_r"
   ,"code_swift"
+  ,"code_scala"
   ,"code_bash"
   ,"code_lua"
   ,"code_luau"

frontend/static/languages/code_scala.json

@@ -0,0 +1,47 @@
+{
+  "name": "code_scala",
+  "leftToRight": true,
+  "noLazyMode": true,
+  "words": [
+    "::",
+    "=>",
+    "_",
+    "{",
+    "}",
+    "@main",
+    "App",
+    "ClassTag",
+    "Int",
+    "LazyList",
+    "Seq",
+    "String",
+    "abstract",
+    "apply",
+    "case",
+    "collection.mutable",
+    "collection.immutable",
+    "class",
+    "collect",
+    "def",
+    "extends",
+    "foreach",
+    "implicit",
+    "import",
+    "lazy",
+    "map",
+    "match",
+    "object",
+    "override",
+    "package",
+    "println",
+    "private",
+    "protected",
+    "s\"\"",
+    "scala",
+    "sealed",
+    "update",
+    "val",
+    "var",
+    "withFilter"
+  ]
+}