style: apply prettier across the tree

One-shot prettier pass so the new format:check gate starts from a clean
baseline. Formatting only — no behaviour change. Generator-owned and
vendored artifacts stay untouched via .prettierignore.

knip.json

@@ -63,21 +63,10 @@
     "testcontainers",
     "tw-animate-css"
   ],
-  "ignoreBinaries": [
-    "docker",
-    "docker-compose",
-    "pg_isready",
-    "tsx",
-    "cosign"
-  ],
+  "ignoreBinaries": ["docker", "docker-compose", "pg_isready", "tsx", "cosign"],
   "ignoreExportsUsedInFile": true,
   "ignoreIssues": {
-    "src/components/ui/**": [
-      "exports",
-      "types"
-    ],
-    "src/lib/validations/**": [
-      "types"
-    ]
+    "src/components/ui/**": ["exports", "types"],
+    "src/lib/validations/**": ["types"]
   }
-}
+}