refactor: organize model definitions and flavor capabilities into dedicated modules (#400)

web/src/lib/agentFlavorUtils.ts

@@ -1,19 +1,7 @@
+// Re-export from shared package for backwards compatibility
+export { isKnownFlavor, supportsModelChange, supportsEffort } from '@hapi/protocol'
+
+// Flavor-family helper not yet in shared — keep here until next migration
 export function isCodexFamilyFlavor(flavor?: string | null): boolean {
     return flavor === 'codex' || flavor === 'gemini' || flavor === 'opencode'
 }
-
-export function isClaudeFlavor(flavor?: string | null): boolean {
-    return flavor === 'claude'
-}
-
-export function isCursorFlavor(flavor?: string | null): boolean {
-    return flavor === 'cursor'
-}
-
-export function isKnownFlavor(flavor?: string | null): boolean {
-    return isClaudeFlavor(flavor) || isCodexFamilyFlavor(flavor) || isCursorFlavor(flavor)
-}
-
-export function supportsModelChange(flavor?: string | null): boolean {
-    return flavor === 'claude' || flavor === 'gemini'
-}