Add functionality to create and upload model files to Hugging Face

Update `publicar_hf.py` to include `create_repo` and `upload_folder` with `create_pr=True` for handling potential permission issues when uploading to Hugging Face model repositories.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: e3ff2484-bbd8-4aba-bea0-1940769b874a
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Event-Id: 3746c07e-9b50-4074-9269-f0d57c0f754c
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/1739408b-93a5-479b-a658-30f2493b0467/e3ff2484-bbd8-4aba-bea0-1940769b874a/17Q9XjF
Replit-Helium-Checkpoint-Created: true

chat-app/publicar_hf.py

@@ -1,19 +1,45 @@
 import os
-from huggingface_hub import login, upload_folder
+from huggingface_hub import login, upload_folder, create_repo, HfApi
 
 HF_TOKEN = os.environ.get("HF_TOKEN")
 
-if HF_TOKEN:
-    login(token=HF_TOKEN)
-else:
-    login()
+print("🔐 Iniciando sesión en Hugging Face...")
+login(token=HF_TOKEN)
 
-upload_folder(
-    folder_path=".",
-    repo_id="mauriminuano125-a11y/mdfjbots-neo-1",
-    repo_type="model",
-    ignore_patterns=["*.pyc", "__pycache__", ".env"],
-)
+api = HfApi()
 
-print("✅ ¡Publicado exitosamente en Hugging Face!")
-print("🔗 https://huggingface.co/mauriminuano125-a11y/mdfjbots-neo-1")
+REPO_ID = "mauriminuano125-a11y/mdfjbots-neo-1"
+
+print(f"📦 Creando/verificando repositorio: {REPO_ID}")
+try:
+    create_repo(
+        repo_id=REPO_ID,
+        repo_type="model",
+        exist_ok=True,
+        token=HF_TOKEN,
+        private=False,
+    )
+    print("✅ Repositorio listo.")
+except Exception as e:
+    print(f"⚠️  Aviso: {e}")
+
+print("⬆️  Subiendo archivos (vía Pull Request)...")
+try:
+    url = upload_folder(
+        folder_path=".",
+        repo_id=REPO_ID,
+        repo_type="model",
+        token=HF_TOKEN,
+        ignore_patterns=["*.pyc", "__pycache__", ".env", "publicar_hf.py"],
+        create_pr=True,
+    )
+    print("")
+    print("✅ ¡Archivos subidos exitosamente como Pull Request!")
+    print(f"🔗 Revisa tu repositorio: https://huggingface.co/{REPO_ID}")
+    print(f"🔗 URL del PR: {url}")
+except Exception as e:
+    print(f"❌ Error: {e}")
+    print("")
+    print("💡 Asegúrate de que tu token tenga permiso 'write'.")
+    print("   Ve a: https://huggingface.co/settings/tokens")
+    print("   Crea un nuevo token con tipo 'Write'")