feat: implémentation et QA ticket99 - agent model configuration v2

- backend A-C: VO Codex/Claude, renderers/projecteurs modèle, SecretRef/env, catalogues/use cases/Tauri commands
- frontend D: profils Codex/Claude provider->model->secret, validations, conservation SecretRef
- fix: app-tauri embedded_server isolant IDEA_WEB_ROOT

QA: backend 57/57 tests, frontend 74/74 tests OK

frontend/src/adapters/http/requestResponseGateways.ts

@@ -15,6 +15,8 @@ import type {
   Agent,
   AgentDrift,
   AgentProfile,
+  ClaudeProviderCatalogEntry,
+  CodexProviderCatalogEntry,
   EffectivePermissions,
   EmbedderEngines,
   EmbedderProfile,
@@ -65,6 +67,8 @@ import type {
   PermissionGateway,
   ProfileGateway,
   ProjectGateway,
+  SaveClaudeProviderProfileInput,
+  SaveCodexProviderProfileInput,
   SaveOpenCodeProviderProfileInput,
   SkillGateway,
   TemplateGateway,
@@ -202,6 +206,37 @@ export class HttpProfileGateway implements ProfileGateway {
       },
     });
   }
+  listCodexProviders(): Promise<CodexProviderCatalogEntry[]> {
+    return this.http.invoke<CodexProviderCatalogEntry[]>("list_codex_providers");
+  }
+  saveCodexProviderProfile(
+    input: SaveCodexProviderProfileInput,
+  ): Promise<AgentProfile> {
+    return this.http.invoke<AgentProfile>("save_codex_provider_profile", {
+      request: {
+        profile: input.profile,
+        providerId: input.providerId,
+        model: input.model,
+        apiKey: input.apiKey,
+        custom: input.custom,
+      },
+    });
+  }
+  listClaudeProviders(): Promise<ClaudeProviderCatalogEntry[]> {
+    return this.http.invoke<ClaudeProviderCatalogEntry[]>("list_claude_providers");
+  }
+  saveClaudeProviderProfile(
+    input: SaveClaudeProviderProfileInput,
+  ): Promise<AgentProfile> {
+    return this.http.invoke<AgentProfile>("save_claude_provider_profile", {
+      request: {
+        profile: input.profile,
+        providerId: input.providerId,
+        model: input.model,
+        apiKey: input.apiKey,
+      },
+    });
+  }
 }
 
 export class HttpModelServerGateway implements ModelServerGateway {