refactor: remove unused types and consolidate constants

- Improve maintainability through code cleanup and deduplication

no reference

Author: wishket-pjw

apps/mcp-server/src/cli/cli.types.ts

@@ -4,20 +4,6 @@
  * Type definitions for CLI commands and utilities
  */
 
-/**
- * CLI command handler function
- */
-export type CommandHandler = (args: string[]) => Promise<void>;
-
-/**
- * CLI command definition
- */
-export interface CliCommand {
-  name: string;
-  description: string;
-  handler: CommandHandler;
-}
-
 /**
  * Init command options
  */

apps/mcp-server/src/cli/index.ts

@@ -1,12 +1,6 @@
 export { main, parseArgs, printUsage, printVersion } from './cli';
 export type { ParsedArgs } from './cli';
-export type {
-  InitOptions,
-  InitResult,
-  CliCommand,
-  CommandHandler,
-  LogLevel,
-} from './cli.types';
+export type { InitOptions, InitResult, LogLevel } from './cli.types';
 export { runInit, getApiKey } from './init';
 export { createConsoleUtils, consoleUtils } from './utils';
 export type { ConsoleUtils } from './utils';

apps/mcp-server/src/config/config.types.ts

@@ -3,11 +3,13 @@ import type {
   ResolvedModel,
   ResolveModelParams,
 } from './model.types';
+import { DEFAULT_MODEL } from './model.constants';
 
 /**
  * System default model used when no configuration is provided
+ * @deprecated Use DEFAULT_MODEL from model.constants.ts instead
  */
-export const SYSTEM_DEFAULT_MODEL = 'claude-sonnet-4-20250514';
+export const SYSTEM_DEFAULT_MODEL = DEFAULT_MODEL;
 
 /**
  * Known Claude model ID patterns for validation

apps/mcp-server/src/model/model.resolver.ts

@@ -1,6 +1,7 @@
 /**
  * Normalize path separators to forward slashes.
  * Ensures consistent path handling across platforms.
+ * @internal Primarily used within this module by pathContainsSegment
  */
 export function normalizePath(filePath: string): string {
   return filePath.replace(/\\/g, '/');