https://davidrosenthal.ai/ 2025-01-01 weekly 1.0 https://davidrosenthal.ai/case-study/ai-project 2025-01-01 monthly 0.9 https://davidrosenthal.ai/case-study/vetsource 2025-01-01 monthly 0.9 https://davidrosenthal.ai/case-study/arriv 2025-01-01 monthly 0.9 https://davidrosenthal.ai/case-study/consumeraffairs 2025-01-01 monthly 0.9 https://davidrosenthal.ai/case-study/gitwit 2025-01-01 monthly 0.9 https://davidrosenthal.ai/resume 2026-01-07 monthly 0.8 https://davidrosenthal.ai/llms.txt 2026-01-07 monthly 0.6