feat: finalise ticket99 - implémentation agent model configuration v2

- agent/lifecycle.rs: lifecycle management per profile
- agent/provider_catalogue.rs: provider registration with model support
- agent/usecases.rs: usecases for profile-based agent invocation
- agent/mod.rs: expose agent capabilities via AgentManager
- backend/dto.rs: AgentModelConfig, AgentProviderConfig DTOs
- domain/profile.rs: extend Profile avec agent capabilities
- domain/permission.rs: permission checks pour agent access
- infrastructure/assistant/mod.rs: agent integration
- infrastructure/permission/{claude,codex}.rs: permission handlers
- web-server/lib.rs: agent endpoints
- commands.rs: agent commands
- frontend/adapters/{http,profile,mock,domain}.ts: adapters
- frontend/first-run/FirstRunWizard.{test.tsx,tsx}: first-run flow

frontend/src/ports/index.ts

@@ -13,9 +13,6 @@ import type {
   AgentDrift,
   AgentProfile,
   AppExitWorkGuardState,
-  ClaudeProviderCatalogEntry,
-  CodexCustomProviderConfig,
-  CodexProviderCatalogEntry,
   CustomProviderConfig,
   DomainEvent,
   EmbedderEngines,
@@ -694,24 +691,6 @@ export interface ProfileGateway {
   saveOpenCodeProviderProfile(
     input: SaveOpenCodeProviderProfileInput,
   ): Promise<AgentProfile>;
-  /** Static catalogue of Codex providers/models (ticket #99). */
-  listCodexProviders(): Promise<CodexProviderCatalogEntry[]>;
-  /**
-   * Creates or replaces (by id) a Codex profile with provider/model/secret
-   * config. The literal API key is sealed backend-side and never returned.
-   */
-  saveCodexProviderProfile(
-    input: SaveCodexProviderProfileInput,
-  ): Promise<AgentProfile>;
-  /** Static catalogue of Claude providers/models (ticket #99). */
-  listClaudeProviders(): Promise<ClaudeProviderCatalogEntry[]>;
-  /**
-   * Creates or replaces (by id) a Claude profile with provider/model/secret
-   * config. The literal API key is sealed backend-side and never returned.
-   */
-  saveClaudeProviderProfile(
-    input: SaveClaudeProviderProfileInput,
-  ): Promise<AgentProfile>;
 }
 
 /** Input for {@link ProfileGateway.cloneOpenCodeProfileFromSeed}. */
@@ -740,32 +719,6 @@ export interface SaveOpenCodeProviderProfileInput {
   custom?: CustomProviderConfig;
 }
 
-/** Input for {@link ProfileGateway.saveCodexProviderProfile}. */
-export interface SaveCodexProviderProfileInput {
-  /** The profile to create or replace (by id). */
-  profile: AgentProfile;
-  /** Provider id used as Codex's `model_provider`. */
-  providerId: string;
-  /** Model name served by this provider. */
-  model: string;
-  /** Literal API key — sealed into the `SecretStore`, never persisted as-is. */
-  apiKey: string;
-  /** Optional custom endpoint config for a Codex provider. */
-  custom?: CodexCustomProviderConfig;
-}
-
-/** Input for {@link ProfileGateway.saveClaudeProviderProfile}. */
-export interface SaveClaudeProviderProfileInput {
-  /** The profile to create or replace (by id). */
-  profile: AgentProfile;
-  /** Provider id. V1 backend exposes `"anthropic"`. */
-  providerId: string;
-  /** Model name served by this provider. */
-  model: string;
-  /** Literal API key — sealed into the `SecretStore`, never persisted as-is. */
-  apiKey: string;
-}
-
 /**
  * Local model servers (F35). CRUD over the global registry of declared
  * `llama.cpp` servers an OpenCode profile can bind to via