Add resource node + improve default mods

src/nodes/custom/ResourceNode.ts

@@ -0,0 +1,12 @@
+import { NodeMods, RenderOptions } from '../AbstractNode'
+import { StringNode } from '../StringNode'
+
+export class ResourceNode extends StringNode {
+  constructor(mods?: NodeMods<string>) {
+    super({
+      transform: (v) => {
+        if (v === undefined) return undefined
+        return v.startsWith('minecraft:') ? v : 'minecraft:' + v
+      }, ...mods})
+  }
+}