fix: resolve CI test failures

src/config/configLoader.ts

@@ -0,0 +1,99 @@
+import * as fs from 'fs';
+import * as path from 'path';
+import { ContextConfig } from '../types';
+
+export class ConfigLoader {
+  private static defaultConfig: ContextConfig = {
+    includes: [
+      '**/*.ts',
+      '**/*.js',
+      '**/*.py',
+      '**/*.go',
+      '**/*.rs',
+      '**/*.java',
+      '**/*.c',
+      '**/*.cpp',
+      '**/*.h',
+      '**/*.hpp',
+    ],
+    excludes: [
+      'node_modules/**',
+      'dist/**',
+      'build/**',
+      '.git/**',
+      '.DS_Store',
+      '*.log',
+    ],
+    outputFormat: 'json',
+    template: 'default',
+    outputFile: 'ai-context.json',
+    analyzeConventions: true,
+    includeDevDependencies: false,
+    respectGitignore: true,
+  };
+
+  static async load(
+    configPath?: string
+  ): Promise<ContextConfig> {
+    if (!configPath) {
+      const localConfig = path.join(process.cwd(), '.ai-context-config.json');
+      if (await this.fileExists(localConfig)) {
+        return this.loadFromFile(localConfig);
+      }
+      return { ...this.defaultConfig };
+    }
+
+    if (await this.fileExists(configPath)) {
+      return this.loadFromFile(configPath);
+    }
+
+    throw new Error(`Config file not found: ${configPath}`);
+  }
+
+  private static async loadFromFile(
+    configPath: string
+  ): Promise<ContextConfig> {
+    const content = await fs.promises.readFile(configPath, 'utf-8');
+    const userConfig = JSON.parse(content);
+
+    return this.mergeConfig(userConfig);
+  }
+
+  private static mergeConfig(
+    userConfig: Partial<ContextConfig>
+  ): ContextConfig {
+    return {
+      includes: userConfig.includes ?? this.defaultConfig.includes,
+      excludes: userConfig.excludes ?? this.defaultConfig.excludes,
+      outputFormat:
+        userConfig.outputFormat ?? this.defaultConfig.outputFormat,
+      template: userConfig.template ?? this.defaultConfig.template,
+      outputFile:
+        userConfig.outputFile ?? this.defaultConfig.outputFile,
+      analyzeConventions:
+        userConfig.analyzeConventions ?? this.defaultConfig.analyzeConventions,
+      includeDevDependencies:
+        userConfig.includeDevDependencies ??
+        this.defaultConfig.includeDevDependencies,
+      respectGitignore:
+        userConfig.respectGitignore ?? this.defaultConfig.respectGitignore,
+    };
+  }
+
+  private static async fileExists(filePath: string): Promise<boolean> {
+    try {
+      await fs.promises.access(filePath, fs.constants.F_OK);
+      return true;
+    } catch {
+      return false;
+    }
+  }
+
+  static save(
+    config: ContextConfig,
+    outputPath: string
+  ): void {
+    const content = JSON.stringify(config, null, 2);
+    fs.writeFileSync(outputPath, content, 'utf-8');
+  }
+}