Add update notice and require release build secrets

.gitea/workflows/release-app.yaml

@@ -55,12 +55,19 @@ jobs:
           test -f tdlib/lib/libtdjson.so
 
       - name: Build release bundle
+        env:
+          TELEGRAM_TUI_BUILD_API_ID: ${{ secrets.TELEGRAM_API_ID }}
+          TELEGRAM_TUI_BUILD_API_HASH: ${{ secrets.TELEGRAM_API_HASH }}
         run: |
           set -euo pipefail
           rm -rf build dist
 
+          test -n "${TELEGRAM_TUI_BUILD_API_ID}"
+          test -n "${TELEGRAM_TUI_BUILD_API_HASH}"
+
           cmake -S . -B build \
             -DCMAKE_BUILD_TYPE=Release \
+            -DTELEGRAM_TUI_REQUIRE_BUILD_CREDENTIALS=ON \
             -DTELEGRAM_TUI_TDLIB_ROOT="$PWD/tdlib"
           cmake --build build -j"$(nproc)"