Add Privacy Policy related improvements

various thing to make sure we're GDPR, et al compliant

web/src/components/Footer/Footer.test.js

@@ -0,0 +1,11 @@
+import { render } from '@redwoodjs/testing'
+
+import Footer from './Footer'
+
+describe('Footer', () => {
+  it('renders successfully', () => {
+    expect(() => {
+      render(<Footer />)
+    }).not.toThrow()
+  })
+})