NodeGraph: Use layered layout instead of force based layout (#78957)

scripts/drone/steps/lib.star

@@ -35,7 +35,8 @@ def yarn_install_step():
         "name": "yarn-install",
         "image": images["node"],
         "commands": [
-            "apt-get update -yq && apt-get install python -y",
+            # Python is needed to build `esfx`, which is needed by `msagl`
+            "apk add --no-cache --virtual .gyp python3 make g++ && ln -sf /usr/bin/python3 /usr/bin/python",
             "yarn install --immutable",
         ],
         "depends_on": [],

scripts/webpack/webpack.common.js

@@ -127,6 +127,13 @@ module.exports = {
         test: /(unicons|mono|custom)[\\/].*\.svg$/,
         type: 'asset/source',
       },
+      {
+        // Required for msagl library (used in Nodegraph panel) to work
+        test: /\.m?js$/,
+        resolve: {
+          fullySpecified: false,
+        },
+      },
     ],
   },
   // https://webpack.js.org/plugins/split-chunks-plugin/#split-chunks-example-3