feat: SAPIENS Mobile App - Initial commit

React Native mobile application for SAPIENS news platform.
Consolidated all previous history into single commit.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

sapiense-ai-app/lib/api.ts

@@ -0,0 +1,128 @@
+import { API_BASE_URL, API_TIMEOUT } from './config';
+
+// Generic API request helper
+async function apiRequest<T>(endpoint: string, options: RequestInit = {}): Promise<T> {
+  const controller = new AbortController();
+  const timeoutId = setTimeout(() => controller.abort(), API_TIMEOUT);
+
+  try {
+    const response = await fetch(`${API_BASE_URL}${endpoint}`, {
+      headers: {
+        'Content-Type': 'application/json',
+        ...options.headers,
+      },
+      signal: controller.signal,
+      ...options,
+    });
+
+    clearTimeout(timeoutId);
+
+    if (!response.ok) {
+      const errorText = await response.text();
+      throw new Error(`API Error (${response.status}): ${errorText || response.statusText}`);
+    }
+
+    return response.json();
+  } catch (error) {
+    clearTimeout(timeoutId);
+    if (error instanceof Error) {
+      if (error.name === 'AbortError') {
+        throw new Error('Request timeout');
+      }
+      throw error;
+    }
+    throw new Error('Unknown error occurred');
+  }
+}
+
+// Outlets API
+export const outletsApi = {
+  getAll: async (category?: string, language = 'ko') => {
+    const params = new URLSearchParams();
+    if (category) params.append('category', category);
+    if (language) params.append('language', language);
+    const response = await apiRequest<any>(`/api/v1/outlets?${params}`);
+
+    // API returns {"people": [...]} when category is specified
+    // Extract the array from the categorized response
+    if (category && response[category]) {
+      return response[category];
+    }
+    return response;
+  },
+
+  getById: (id: string, language = 'ko') => {
+    const params = new URLSearchParams({ language });
+    return apiRequest(`/api/v1/outlets/${id}?${params}`);
+  },
+};
+
+// Articles API
+export const articlesApi = {
+  getAll: (language = 'ko') => {
+    const params = new URLSearchParams({ page_size: '50' });
+    return apiRequest(`/api/v1/${language}/articles?${params}`);
+  },
+
+  getByOutlet: (outletId: string, language = 'ko') => {
+    const params = new URLSearchParams({ page_size: '50' });
+    return apiRequest(`/api/v1/${language}/outlets/${encodeURIComponent(outletId)}/articles?${params}`);
+  },
+
+  getFeatured: (limit = 10, language = 'ko') => {
+    const params = new URLSearchParams({ page_size: limit.toString() });
+    return apiRequest(`/api/v1/${language}/articles?${params}`);
+  },
+
+  getById: (id: string, language = 'ko', useNewsId = false) => {
+    return apiRequest(`/api/v1/${language}/articles/${id}`);
+  },
+};
+
+// Search API
+export const searchApi = {
+  search: async (
+    query: string,
+    type: 'all' | 'articles' | 'outlets' = 'all',
+    language = 'en',
+    outletId?: string
+  ) => {
+    const params = new URLSearchParams({
+      q: query,
+      type,
+      language,
+    });
+
+    if (outletId) {
+      params.append('outletId', outletId);
+    }
+
+    return apiRequest(`/api/v1/search?${params}`);
+  },
+
+  articles: (query: string, language = 'en') => {
+    const params = new URLSearchParams({ q: query, language, limit: '20' });
+    return apiRequest(`/api/v1/search/articles?${params}`);
+  },
+};
+
+// Feed API for YouTube-style interface
+export const feedApi = {
+  getFeed: (params: {
+    cursor?: string;
+    limit?: number;
+    filter?: 'all' | 'people' | 'topics' | 'companies';
+  }) => {
+    const searchParams = new URLSearchParams();
+    if (params.cursor) searchParams.set('cursor', params.cursor);
+    if (params.limit) searchParams.set('limit', params.limit.toString());
+    if (params.filter) searchParams.set('filter', params.filter);
+
+    return apiRequest(`/api/v1/feed?${searchParams.toString()}`);
+  },
+
+  incrementView: (articleId: string) =>
+    apiRequest(`/api/v1/articles/${articleId}/view`, {
+      method: 'POST',
+    }),
+};