Enhance analytics tracking to capture same page anchors

- Enhanced analytics tracking for same-page anchor clicks to prevent double-counting.
- Improved the initialization of analytics and anchor tracking on page load.
- Added new dependencies for Babel and Jest to improve testing and build processes.

Signed-off-by: Pete Cheslock <[email protected]>

Author: petecheslock

babel.config.cjs

@@ -0,0 +1,12 @@
+module.exports = {
+  presets: [
+    [
+      '@babel/preset-env',
+      {
+        targets: { node: 'current' },
+      },
+    ],
+  ],
+};
+
+

jest.config.js

@@ -0,0 +1,12 @@
+module.exports = {
+  testEnvironment: 'jsdom',
+  verbose: false,
+  transform: {
+    '^.+\\.jsx?$': 'babel-jest',
+  },
+  moduleNameMapper: {
+    '^@docusaurus/ExecutionEnvironment$': '<rootDir>/tests/mocks/ExecutionEnvironment.js',
+  },
+};
+
+