https://www.vectorgraph.in/ 2026-06-23 weekly 1.0 https://www.vectorgraph.in/llms.txt 2026-06-24 monthly 0.5 https://www.vectorgraph.in/llms-full.txt 2026-06-24 monthly 0.5 https://www.vectorgraph.in/how-it-works 2026-06-24 monthly 0.8 https://www.vectorgraph.in/alternatives 2026-06-24 monthly 0.8 https://www.vectorgraph.in/changelog 2026-06-24 monthly 0.6