Streamline e2e NLP applications

[julian-risch]

Problem Statement As a developer using Haystack, I want to be able to build a customer-facing UI, hook it up into Haystack REST API and have my end-to-end app deployed either as a demo or, subsequently, as an actual production app.

User tasks

• Browse a tutorial webpage
• Create a small POC in Colab
  • 🔴 Installing on Colab is "special" and doesn't always work
• Create a virtual environment for the project
  • Optionally make your small dataset
  • 🔴 You might need the annotation tool to make a dataset
  • 🔴 The crawler is hard to use
• Clone the Haystack repo and install it
  • 🔴 rest_api lacks examples of how to customize
• Copy and customize the rest API
• …<unknown_yet_to_be_discovered_steps>
• Host on HF Spaces
  • 🔴 lacking an example showing how to do it