Comprehensive PostGIS spatial table design reference covering geometry types, coordinate systems, spatial indexing, and performance patterns for location-based applications
$npx -y skills add timescale/pg-aiguide --skill design-postgis-tablesInstalls into the current project.
Run `npx skills use "https://github.com/timescale/pg-aiguide" --skill "timescale/pg-aiguide/design-postgis-tables"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/timescale/pg-aiguide" that are relevant to the current task. Run `npx skills add "https://github.com/timescale/pg-aiguide"` and select the relevant skills, then follow their instructions.