Rebrand to Plebeian Signer with updated colors and UI improvements

- Fix project name from "Plebian" to "Plebeian" throughout codebase
- Replace gooti logo with Plebeian Market logo across all screens
- Update color scheme to match Plebeian Market (pink accent #ff3eb5)
- Add IBM Plex Mono fonts and Reglisse heading font
- Center vault create/import screen content vertically
- Reduce spacing on sync preference screen to prevent scrolling
- Add Enter key support on vault login password field
- Update options page with new logo and color scheme
- Bump version to 0.0.5

Files modified:
- package.json (version bump, name fix)
- projects/*/public/{logo.svg,options.html,manifest.json}
- projects/*/src/app/components/vault-*/*.{html,scss}
- projects/*/src/app/components/welcome/*.html
- projects/common/src/lib/styles/*.scss
- Various component files for branding updates

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

projects/firefox/src/app/components/home/home.component.scss

@@ -25,18 +25,20 @@
       justify-content: center;
       font-size: 24px;
 
-      color: gray;
+      color: var(--muted-foreground);
       border-top: 3px solid transparent;
+      transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
 
       cursor: pointer;
 
       &:hover {
         background: var(--background-light-hover);
+        color: var(--foreground);
       }
 
       &.active {
-        color: #ffffff;
-        border-top: 3px solid #0d6efd;
+        color: var(--foreground);
+        border-top: 3px solid var(--primary);
       }
     }
   }

projects/firefox/src/app/components/home/info/info.component.html

@@ -1,5 +1,5 @@
 <div class="sam-text-header">
-  <span> Plebian Signer </span>
+  <span> Plebeian Signer </span>
 </div>
 
 <span>Version {{ version }}</span>

projects/firefox/src/app/components/home/settings/settings.component.ts

@@ -55,7 +55,7 @@ export class SettingsComponent extends NavComponent implements OnInit {
     const jsonVault = this.#storage.exportVault();
 
     const dateTimeString = DateHelper.dateToISOLikeButLocal(new Date());
-    const fileName = `Plebian Signer Firefox - Vault Export - ${dateTimeString}.json`;
+    const fileName = `Plebeian Signer Firefox - Vault Export - ${dateTimeString}.json`;
 
     this.#downloadJson(jsonVault, fileName);
   }