style(13-03): apply Prettier formatting across repo

Mechanical reformat — no logic changes. 398 files changed, 19125
insertions(+), 16457 deletions(-). Prettier 3.8.4 with .prettierrc
(singleQuote:true, semi:true, tabWidth:2, trailingComma:all,
printWidth:100). Isolated per D-13-08 for reviewability.

docker-compose.dev.yml

@@ -12,8 +12,8 @@ services:
 
   mariadb:
     ports:
-      - "3306:3306"
+      - '3306:3306'
 
   redis:
     ports:
-      - "6379:6379"
+      - '6379:6379'