Update component imports and add conditional focus in PlaygroundForm

src/utils/select-varaible.ts

@@ -0,0 +1,24 @@
+export const getVariable = (text: string) => {
+    const regex = /{([^}]+)}/g;
+    let data : {
+        word: string,
+        start: number,
+        end: number
+    } | null = null;
+
+
+    let m: RegExpExecArray | null;
+
+    while ((m = regex.exec(text)) !== null) {
+        if (m.index === regex.lastIndex) {
+            regex.lastIndex++;
+        }
+        data = {
+            word: m[1],
+            start: m.index,
+            end: m.index + m[0].length
+        }
+    }
+
+    return data;
+}