A few build and navigation bar improvements (#231)

* fix: match project root to repo name

* feat: hide navigation bar until swiped

* fix: limit announcements to official

* feat: keep navigation visible for back

* fix: remove a duplicate permission

.github/workflows/beta.yml

@@ -89,6 +89,7 @@ jobs:
           path: "app/build/outputs/apk/google/alpha/app-google-alpha.apk"
             
     - name: Upload APK to Discord and Telegram
+      if: ${{ github.repository == 'rebelonion/Dantotsu' }}
       shell: bash
       run: |
         #Discord