feat: migrate ShopBook mdbook to Grav pages under 02.shop

26 sections converted from src/ via SUMMARY order; intra-manual
./links rewritten to Grav routes; landing page at 02.shop/shop.md.

https://projects.knownelement.com/issues/928

02.shop/shop.md

@@ -1,5 +1,35 @@
 ---
 title: 'Shop Manual'
 ---
+# Starting Line Productions — HQ Shop Manual
 
-Loading the manual contents...
+Operating manual for the Austin HQ shop. Migrated from the
+STLShopBook mdbook; original source preserved with full git
+history under `shop-manual-src/`.
+
+- [Welcome](Welcome)
+- [Version History](version-history)
+- [Shop Health / Safety / Security information](shss)
+- [First Aid](first-aid)
+- [Emergency Action Plan](emactplan)
+- [Workstation Software (common)](common-software)
+- [Cleanfab Shop Overview](cleanfab-shop-overview)
+- [Cleanfab Tools](cleanfab-tools)
+- [Cleanfab Equipment](cleanfab-equipment)
+- [Cleanfab Supplies](cleanfab-supplies)
+- [E3ds shop overview](e3ds-shop-overview)
+- [E3ds PC Hardware/Software and Peripherals And Equipment](e3ds-pchwswp)
+- [E3ds Tools](e3ds-tools)
+- [E3ds Supplies](e3ds-supplies)
+- [Dirtyfab Shop Overview](dirtyfab-shopoverview)
+- [Dirtyfab PC Hardware/Software and Peripherals](dirtyfab-pchwswp)
+- [Dirtyfab Tools](dirtyfab-tools)
+- [Dirtyfab Equipment](dirtyfab-equipment)
+- [Dirtyfab Supplies](dirtyfab-supplies)
+- [Kitchen Overview](kitchen-overview)
+- [Kitchen Tools](kitchen-tools)
+- [Kitchen Equipment](kitchen-equipment)
+- [HPCLab Overview](hpclab-overview)
+- [HPCLab Inventory](hpclab-inventory)
+- [RackRental overview](rackrental-overview)
+- [RackRental inventory](rackrental-inventory)