DOC-797 | Natural language to AQL service (txt2aql / AQLizer) (#794)

* initial draft

* add process-text-stream

* add info box and placeholder for external endpoint URL

* clarify provider-specific parameters, add OpenRouter, genai project no longer needed, add aqlizer mode

* remove grpc (only internal use)

* remove triton

* apply review suggestions

* apply suggestion

Co-authored-by: maxkernbach <[email protected]>

* Fix link

* add missing https prefix in curl example URL

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Co-authored-by: maxkernbach <[email protected]>
Co-authored-by: Simran Spiller <[email protected]>

Author: 3 people