app.py

import gradio as gr

# Descriptions for each Nexa product
nexa_descriptions = {
    "Nexa Data Studio": "A full-stack data engineering suite for scientific ML. Includes synthetic dataset generation, tokenization, transformation, and pipeline automation.",
    "Nexa Infrastructure": "A toolkit of infrastructure tools for ML optimization, compiler-level graph tuning, and CLI-based control systems (e.g., PyC, tuning scripts).",
    "Nexa R&D": "A sandbox for experimental research and software on novel AI methods, such as hybrid optimizers, annealing schedulers, and architecture experiments."
}

nexa_links = {
    "Nexa Data Studio": "https://huggingface.co/spaces/Allanatrix/Nexa-Data-Studio",
    "Nexa Infrastructure": "https://huggingface.co/spaces/Allanatrix/Nexa-Infrastructure",
    "Nexa R&D": "https://huggingface.co/spaces/Allanatrix/Nexa-R&D"
}

def show_details(product):
    return f"### {product}\n\n{nexa_descriptions[product]}\n\n🔗 [Go to {product}]({nexa_links[product]})"

with gr.Blocks(title="Nexa Hub: Unified Platform for Scientific AI") as demo:
    gr.Markdown("""
    # 🚀 Nexa Hub
    Welcome to **Nexa Hub**, the central interface for all Nexa tools.
    Explore the modules below to learn more about each product and navigate to its dedicated space.
    """)

    with gr.Row():
        product_dropdown = gr.Dropdown(label="Choose a Nexa Product", choices=list(nexa_descriptions.keys()))
    
    output = gr.Markdown()
    product_dropdown.change(fn=show_details, inputs=product_dropdown, outputs=output)

    gr.Markdown("---")
    gr.Markdown("Built and maintained by Allan using open tooling, zero funding, and high-leverage engineering.")

if __name__ == "__main__":
    demo.launch()