fix: improve OAuth token storage and debugging

src/app/api/auth/raindrop/callback/route.js

@@ -56,7 +56,12 @@ export async function GET(request) {
 
     if (!tokenResponse.ok) {
       const errorData = await tokenResponse.text()
-      console.error('Token exchange failed:', errorData)
+      console.error('Token exchange failed:', {
+        status: tokenResponse.status,
+        statusText: tokenResponse.statusText,
+        headers: Object.fromEntries(tokenResponse.headers.entries()),
+        errorData
+      })
       throw new Error(`Token exchange failed: ${tokenResponse.status}`)
     }
 
@@ -74,11 +79,13 @@ export async function GET(request) {
 
     // 存储令牌
     const tokenManager = getTokenManager()
-    await tokenManager.storeInitialTokens(
+    const storeResult = await tokenManager.storeInitialTokens(
       tokenData.access_token,
       tokenData.refresh_token,
       tokenData.expires_in || 1209600 // 默认14天
     )
+
+    console.info('Token storage result:', storeResult)
 
     // 验证令牌是否工作
     const testResponse = await fetch(`${RAINDROP_API_URL}/user`, {

src/lib/auth/env-token-manager.js

@@ -31,12 +31,13 @@ export class EnvTokenManager {
 
   async storeTokenInfo(tokenInfo) {
     try {
-      encrypt(JSON.stringify(tokenInfo))
-
-      // 在这种实现中，我们只能输出加密后的token，需要手动添加到环境变量
-      // 注意：在生产环境中，应该通过其他方式传递这个信息
-
-      return true
+      const encryptedToken = encrypt(JSON.stringify(tokenInfo))
+
+      console.info('✅ Token encrypted successfully!')
+      console.info('🔐 Encrypted token (add this to RAINDROP_ENCRYPTED_REFRESH_TOKEN env var):')
+      console.info(encryptedToken)
+
+      return encryptedToken
     } catch (error) {
       console.error('Failed to encrypt token for storage:', error)
       return false
@@ -122,6 +123,12 @@ export class EnvTokenManager {
       updatedAt: Date.now()
     }
 
+    console.info('Storing initial tokens:', { 
+      hasAccessToken: !!accessToken,
+      hasRefreshToken: !!refreshToken,
+      expiresIn 
+    })
+
     return await this.storeTokenInfo(tokenInfo)
   }
 }