bring back login page help link

cypress/e2e/xx-other/loginPage.cy.js

@@ -20,9 +20,7 @@ describe('Login Page', () => {
             .invoke('attr', 'type')
             .should('equal', 'password');
     });
-    // This test is skipped because the help link is not present since the refactoring.
-    // It will return.
-    it.skip('Contains a help link', () => {
+    it('Contains a help link', () => {
         cy.get('a').contains('help', {
             matchCase: false
         });

cypress/e2e/xx-other/loginPage.cy.ts

@@ -27,9 +27,7 @@ describe('Login Page', () => {
       .should('equal', 'password')
   })
 
-  // This test is skipped because the help link is not present since the refactoring.
-  // It will return.
-  it.skip('Contains a help link', () => {
+  it('Contains a help link', () => {
     cy.get('a').contains('help', {
       matchCase: false
     })

views/login.ejs

@@ -78,6 +78,10 @@
               <hr />
               <div class="has-text-right has-text-grey-dark is-size-7">
                 Build <%= buildNumber %><br />
+                <a class="has-text-grey-dark" href="https://cityssm.github.io/sunrise-cms/docs" target="_blank" rel="nofollow noreferrer" accesskey="h">
+                  <i class="fas fa-question-circle" aria-hidden="true"></i>
+                  Help
+                </a>
                 <a class="has-text-grey-dark ml-4" href="https://github.com/cityssm/sunrise-cms" target="_blank" rel="noreferrer">
                   <i class="fab fa-github" aria-hidden="true"></i>
                   GitHub