feat: finalise multi-profil Codex/Claude avec catalogue de modèles

- Backend : clone_profile_from_seed généralisé (non OpenCode)
- Backend : catalogue static Claude/Codex (3 modèles chacun, 1 recommandé)
- Backend : commandes Tauri list_claude_models/list_codex_models
- Frontend : ProfilesSettings refonte en onglets Codex/Claude + create/duplicate/edit/delete
- Frontend : ModelSelect searchable partagé + fallback saisie manuelle
- Frontend : assignation agent nom · modèle
- Tests QA : 4 profils modèles distincts (2 Claude, 2 Codex) assignés à agents

frontend/src/ports/index.ts

@@ -37,6 +37,7 @@ import type {
   McpToolPolicy,
   OpenCodeConfig,
   OpenCodeProviderCatalogEntry,
+  ProfileModelCatalogEntry,
   EffectivePermissions,
   PairedDevice,
   PairingCode,
@@ -664,6 +665,15 @@ export interface ProfileGateway {
   saveProfile(profile: AgentProfile): Promise<AgentProfile>;
   /** Deletes a profile by id. */
   deleteProfile(profileId: string): Promise<void>;
+  /**
+   * Clones a persisted or reference profile seed and saves the fresh profile.
+   * Used by Settings duplication for Codex/Claude/OpenCode identity copies.
+   */
+  cloneProfileFromSeed(input: CloneProfileFromSeedInput): Promise<AgentProfile>;
+  /** Curated Claude Code model catalogue. Manual model entry remains supported. */
+  listClaudeModels(): Promise<ProfileModelCatalogEntry[]>;
+  /** Curated Codex CLI model catalogue. Manual model entry remains supported. */
+  listCodexModels(): Promise<ProfileModelCatalogEntry[]>;
   /** Persists the batch of chosen profiles, closing the first run. */
   configureProfiles(profiles: AgentProfile[]): Promise<AgentProfile[]>;
   /**
@@ -701,6 +711,16 @@ export interface CloneOpenCodeProfileFromSeedInput {
   opencode?: OpenCodeConfig;
 }
 
+/** Input for {@link ProfileGateway.cloneProfileFromSeed}. */
+export interface CloneProfileFromSeedInput {
+  /** Id of the persisted or reference profile to clone. */
+  seedProfileId: string;
+  /** Optional display name for the new profile. */
+  name?: string;
+  /** Optional model override. When omitted, the seed model is copied. */
+  model?: string;
+}
+
 /** Input for {@link ProfileGateway.saveOpenCodeProviderProfile}. */
 export interface SaveOpenCodeProviderProfileInput {
   /** The profile to create or replace (by id). */