Add TV update flow in Tentang and fix startup zone

scripts/build_release_apk.sh

@@ -0,0 +1,77 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+PUBSPEC_FILE="$ROOT_DIR/pubspec.yaml"
+OUTPUT_DIR="$ROOT_DIR/dist/android"
+SOURCE_APK="$ROOT_DIR/build/app/outputs/flutter-apk/app-release.apk"
+APP_SLUG="jamshalat-masjid-screen"
+KEY_PROPERTIES_FILE="$ROOT_DIR/android/key.properties"
+
+if [[ ! -f "$PUBSPEC_FILE" ]]; then
+  echo "pubspec.yaml not found at: $PUBSPEC_FILE" >&2
+  exit 1
+fi
+
+if [[ ! -f "$KEY_PROPERTIES_FILE" ]]; then
+  echo "Missing production signing config: $KEY_PROPERTIES_FILE" >&2
+  echo "Copy android/key.properties.example to android/key.properties and fill in your real keystore values." >&2
+  exit 1
+fi
+
+VERSION_LINE="$(grep -E '^version:' "$PUBSPEC_FILE" | head -n 1 | sed -E 's/^version:[[:space:]]*//')"
+if [[ -z "$VERSION_LINE" ]]; then
+  echo "Unable to read version from pubspec.yaml" >&2
+  exit 1
+fi
+
+VERSION_NAME="${VERSION_LINE%%+*}"
+if [[ "$VERSION_LINE" == *"+"* ]]; then
+  BUILD_NUMBER="${VERSION_LINE##*+}"
+else
+  BUILD_NUMBER="0"
+fi
+
+VERSIONED_APK="$OUTPUT_DIR/${APP_SLUG}-v${VERSION_NAME}-build${BUILD_NUMBER}.apk"
+LATEST_APK="$OUTPUT_DIR/${APP_SLUG}-latest.apk"
+CHECKSUM_FILE="$VERSIONED_APK.sha256"
+JSON_TEMPLATE_FILE="$OUTPUT_DIR/latest.json.example"
+PUBLISHED_AT="$(date '+%Y-%m-%dT%H:%M:%S%z')"
+
+mkdir -p "$OUTPUT_DIR"
+
+echo "Building Android release APK for version $VERSION_NAME+$BUILD_NUMBER"
+(cd "$ROOT_DIR" && flutter build apk --release "$@")
+
+if [[ ! -f "$SOURCE_APK" ]]; then
+  echo "Expected APK not found: $SOURCE_APK" >&2
+  exit 1
+fi
+
+cp "$SOURCE_APK" "$VERSIONED_APK"
+cp "$SOURCE_APK" "$LATEST_APK"
+
+APK_SHA256="$(shasum -a 256 "$VERSIONED_APK" | awk '{print $1}')"
+printf '%s  %s\n' "$APK_SHA256" "$(basename "$VERSIONED_APK")" > "$CHECKSUM_FILE"
+
+cat > "$JSON_TEMPLATE_FILE" <<EOF
+{
+  "latest_version": "$VERSION_NAME",
+  "version_code": $BUILD_NUMBER,
+  "apk_url": "UPLOAD_APK_URL_HERE",
+  "published_at": "$PUBLISHED_AT",
+  "notes": "FILL_RELEASE_NOTES_HERE",
+  "sha256": "$APK_SHA256",
+  "min_supported_version_code": 1
+}
+EOF
+
+echo
+echo "Build complete."
+echo "Versioned APK : $VERSIONED_APK"
+echo "Latest APK    : $LATEST_APK"
+echo "SHA-256 file  : $CHECKSUM_FILE"
+echo "JSON template : $JSON_TEMPLATE_FILE"
+echo
+echo "Release signing config was loaded from android/key.properties."