Add file bundles.

Start work on ftp support.

app/src/main/java/com/astatin3/scoutingapp2025/utility/SharePrompt.java

@@ -0,0 +1,37 @@
+package com.astatin3.scoutingapp2025.utility;
+
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+
+import androidx.core.content.FileProvider;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+
+public class SharePrompt {
+    public static void shareContent(Context context, String fileName, String content, String mimeType) {
+        shareContent(context, fileName, content.getBytes(), mimeType);
+    }
+
+    public static void shareContent(Context context, String fileName, byte[] content, String mimeType) {
+        try {
+            File file = new File(context.getCacheDir(), fileName);
+            FileOutputStream fos = new FileOutputStream(file);
+            fos.write(content);
+            fos.close();
+
+            Uri fileUri = FileProvider.getUriForFile(context, context.getPackageName() + ".fileprovider", file);
+
+            Intent shareIntent = new Intent(Intent.ACTION_SEND);
+            shareIntent.setType(mimeType);
+            shareIntent.putExtra(Intent.EXTRA_STREAM, fileUri);
+            shareIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
+
+            context.startActivity(Intent.createChooser(shareIntent, "Share using"));
+        } catch (IOException e) {
+            AlertManager.error(e);
+        }
+    }
+}