Fix offline build

app/src/main/java/com/greenart7c3/nostrsigner/NostrSigner.kt

@@ -201,6 +201,11 @@ class NostrSigner : Application() {
     }
 
     suspend fun fetchProfileData(account: Account, onPictureFound: (String) -> Unit) {
+        @Suppress("KotlinConstantConditions")
+        if (BuildConfig.FLAVOR == "offline") {
+            return
+        }
+
         SingletonImageLoader.setSafe {
             ImageLoader.Builder(this)
                 .crossfade(true)

app/src/main/java/com/greenart7c3/nostrsigner/ui/MainScreen.kt

@@ -604,7 +604,8 @@ fun MainScreen(
                                 },
                                 icon = {
                                     if (it.route == Route.Accounts.route) {
-                                        if (!profileUrl.isNullOrBlank()) {
+                                        @Suppress("KotlinConstantConditions")
+                                        if (!profileUrl.isNullOrBlank() && BuildConfig.FLAVOR != "offline") {
                                             AsyncImage(
                                                 profileUrl,
                                                 it.route,