Add model and tokenizer initialization to app.py; create VSCode settings.json

.vscode/settings.json

@@ -0,0 +1,4 @@
+{
+    "python-envs.defaultEnvManager": "ms-python.python:pyenv",
+    "python-envs.pythonProjects": []
+}

app.py

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+from transformers import AutoModel, AutoTokenizer
+model = AutoModel.from_pretrained("tasal9/ZamAI-Mistral-7B-Pashto")
+tokenizer = AutoTokenizer.from_pretrained("tasal9/ZamAI-Mistral-7B-Pashto")