Allow drivers to publish trips in their own style; add reply_instruction for no-match results; improve privacy prompts

Merge main updates into huggingface-space-deployment

Fix Arabic brand spelling by normalizing incorrect variants in AI replies and strengthen system prompt guidance

Replace AIOrchestrator with LiteLLM Router for multi-provider fallback

feat: replace Gemini with OpenRouter as fallback AI provider

feat: rebrand FALSA to FALZH with updated supabase schema, tool names, and prompts

feat: replace Hugging Face with Gemini as fallback AI provider

fix: return tool error message when suppressing LLM reply

feat: LLM-driven driver message cleanup for phone numbers and names

feat: skip optional trip fields and accept natural date expressions

route group message extraction through AIOrchestrator for HuggingFace fallback on Groq rate limits

add driver name search for passengers

block drivers from editing trip departure_date

replace numbered trip list with trip cards for driver delete/modify/list

rename booking leads to trip selections

compress tool descriptions and deduplicate error string

suppress LLM text reply after search_trips sends trip cards

make trip search fields optional; update LLM prompts to search/book immediately with partial info

feat: send trip cards as individual messages and resolve trip_id from replies

fix: fall back to HuggingFace on empty response instead of hard error

feature: modify and delete driver trips

first commit