feat: lernafy the sweeper

lerna.json

@@ -0,0 +1,6 @@
+{
+  "packages": [
+    "sweeper"
+  ],
+  "version": "independent"
+}

package.json

@@ -0,0 +1,10 @@
+{
+  "name": "@freecodecamp/github-tools",
+  "private": true,
+  "scripts": {
+    "postinstall": "lerna bootstrap"
+  },
+  "devDependencies": {
+    "lerna": "^3.5.1"
+  }
+}

sweeper/package-lock.json

@@ -1,5 +1,5 @@
 {
-  "name": "automation",
+  "name": "@freecodecamp/sweeper",
   "version": "1.0.0",
   "lockfileVersion": 1,
   "requires": true,