Add branding assets for TIS tenant with logo and login image

src/assets/demo/code.scss

@@ -1,17 +0,0 @@
-pre.app-code {
-    background-color: var(--code-background);
-    margin: 0 0 1rem 0;
-    padding: 0;
-    border-radius: var(--content-border-radius);
-    overflow: auto;
-
-    code {
-        color: var(--code-color);
-        padding: 1rem;
-        margin: 0;
-        line-height: 1.5;
-        display: block;
-        font-weight: semibold;
-        font-family: monaco, Consolas, monospace;
-    }
-}

src/assets/demo/demo.scss

@@ -1,2 +0,0 @@
-@use './code.scss';
-@use './flags/flags';

src/assets/images/brandingAssets.ts

@@ -0,0 +1,7 @@
+import login from './login.jpg';
+import logo from './logo.png';
+
+export default {
+  logo,
+  login,
+};

src/assets/images/index.ts

@@ -1,13 +1,9 @@
-// Export the public URL for static assets so bundlers don't need a loader for binary imports.
-// The Angular CLI / build serves files in `src/assets` at `/assets`.
+import brandingAssets from './brandingAssets';
 import errors from './errors';
-import login from './login.jpg';
-import logo from './logo.png';
 import { placeholders } from './placeholders';
 
 export default {
-  logo,
-  login,
+  ...brandingAssets,
   errors,
   placeholders,
 };