feat(myopencre): add initial MyOpenCRE page and CSV template download (#661)

* feat(myopencre): add initial MyOpenCRE page and CSV template download

* fix(header): add MyOpenCRE link and resolve navigation conflict

Author: PRAteek-singHWY

application/frontend/src/pages/MyOpenCRE/MyOpenCRE.scss

@@ -0,0 +1,47 @@
+import React from 'react';
+import { Button, Container, Header } from 'semantic-ui-react';
+
+import { useEnvironment } from '../../hooks';
+
+export const MyOpenCRE = () => {
+  const { apiUrl } = useEnvironment();
+
+  const downloadTemplate = () => {
+    const headers = ['standard_name', 'standard_section', 'cre_id', 'notes'];
+
+    const csvContent = headers.join(',') + '\n';
+
+    const blob = new Blob([csvContent], {
+      type: 'text/csv;charset=utf-8;',
+    });
+
+    const url = URL.createObjectURL(blob);
+    const link = document.createElement('a');
+
+    link.href = url;
+    link.setAttribute('download', 'myopencre_mapping_template.csv');
+    document.body.appendChild(link);
+    link.click();
+    document.body.removeChild(link);
+  };
+
+  return (
+    <Container style={{ marginTop: '3rem' }}>
+      <Header as="h1">MyOpenCRE</Header>
+
+      <p>
+        MyOpenCRE allows you to map your own security standard (e.g. SOC2) to OpenCRE Common Requirements
+        using a CSV spreadsheet.
+      </p>
+
+      <p>
+        Start by downloading the mapping template below, fill it with your standard’s controls, and map them
+        to CRE IDs.
+      </p>
+
+      <Button primary onClick={downloadTemplate}>
+        Download Mapping Template (CSV)
+      </Button>
+    </Container>
+  );
+};

application/frontend/src/pages/MyOpenCRE/MyOpenCRE.tsx

@@ -21,6 +21,7 @@ import { ExplorerCircles } from './pages/Explorer/visuals/circles/circles';
 import { ExplorerForceGraph } from './pages/Explorer/visuals/force-graph/forceGraph';
 import { GapAnalysis } from './pages/GapAnalysis/GapAnalysis';
 import { MembershipRequired } from './pages/MembershipRequired/MembershipRequired';
+import { MyOpenCRE } from './pages/MyOpenCRE/MyOpenCRE';
 import { SearchName } from './pages/Search/SearchName';
 import { StandardSection } from './pages/Standard/StandardSection';
 
@@ -31,6 +32,12 @@ export interface IRoute {
 }
 
 export const ROUTES: IRoute[] = [
+  {
+    path: '/myopencre',
+    component: MyOpenCRE,
+    showFilter: false,
+  },
+
   {
     path: INDEX,
     component: SearchPage,

application/frontend/src/routes.tsx

@@ -8,6 +8,7 @@ import { Button } from 'semantic-ui-react';
 
 import { ClearFilterButton } from '../../components/FilterButton/FilterButton';
 import { useLocationFromOutsideRoute } from '../../hooks/useLocationFromOutsideRoute';
+import { MyOpenCRE } from '../../pages/MyOpenCRE/MyOpenCRE';
 import { SearchBar } from '../../pages/Search/components/SearchBar';
 
 export const Header = () => {
@@ -68,6 +69,10 @@ export const Header = () => {
               <NavLink to="/explorer" className="nav-link" activeClassName="nav-link--active">
                 Explorer
               </NavLink>
+
+              <NavLink to="/myopencre" className="nav-link" activeClassName="nav-link--active">
+                MyOpenCRE
+              </NavLink>
             </div>
 
             <div>
@@ -186,6 +191,15 @@ export const Header = () => {
           >
             Explorer
           </NavLink>
+
+          <NavLink
+            to="/myopencre"
+            className="nav-link"
+            activeClassName="nav-link--active"
+            onClick={closeMobileMenu}
+          >
+            MyOpenCRE
+          </NavLink>
         </div>
 
         <div className="mobile-auth">