Add npm link script

link-workspaces.sh

@@ -0,0 +1,13 @@
+cd packages
+
+for dir in $(ls -d */); do
+    cd "$dir"
+    npm link
+    cd ..
+done
+
+for dir in generator ui; do
+    cd "$dir"
+    npm link @pdfme/common
+    cd ..
+done

package.json

@@ -25,6 +25,7 @@
     "packages/*"
   ],
   "scripts": {
+    "postinstall": "./link-workspaces.sh",
     "clean": "npm run --workspaces clean",
     "lint": "npm run --workspaces lint",
     "build": "npm run --workspaces clean && npm run --workspaces build",
@@ -51,4 +52,4 @@
     "typescript": "^4.5.4",
     "url-loader": "^4.1.1"
   }
-}
+}