fix: load ai config from manager

internal/app/app.go

@@ -31,6 +31,7 @@ func New(cfg *config.Config) (*App, error) {
 	if err := store.SetUIDKey(uidKey); err != nil {
 		return nil, err
 	}
+	cfg.AI = managerconfig.ResolveAIConfig(context.Background(), cfg.Manager, cfg.AI)
 	st, err := store.Open(cfg.MySQL)
 	if err != nil {
 		return nil, err

internal/managerconfig/client.go

@@ -34,6 +34,36 @@ func ResolveUIDKey(ctx context.Context, cfg config.ManagerConfig, fallback strin
 	return key
 }
 
+func ResolveAIConfig(ctx context.Context, manager config.ManagerConfig, fallback config.AIConfig) config.AIConfig {
+	values, err := New(manager).ThirdPartyConfig(ctx, "im_ai",
+		"provider",
+		"deepseek_base_url",
+		"deepseek_api_key",
+		"deepseek_default_model",
+		"deepseek_complex_model",
+	)
+	if err != nil || len(values) == 0 {
+		return fallback
+	}
+	resolved := fallback
+	if value := strings.TrimSpace(values["provider"]); value != "" {
+		resolved.Provider = value
+	}
+	if value := strings.TrimSpace(values["deepseek_base_url"]); value != "" {
+		resolved.DeepSeek.BaseURL = value
+	}
+	if value := strings.TrimSpace(values["deepseek_api_key"]); value != "" {
+		resolved.DeepSeek.APIKey = value
+	}
+	if value := strings.TrimSpace(values["deepseek_default_model"]); value != "" {
+		resolved.DefaultModel = value
+	}
+	if value := strings.TrimSpace(values["deepseek_complex_model"]); value != "" {
+		resolved.ComplexModel = value
+	}
+	return resolved
+}
+
 func New(cfg config.ManagerConfig) *Client {
 	timeout := time.Duration(cfg.TimeoutMS) * time.Millisecond
 	if timeout <= 0 {
@@ -92,6 +122,41 @@ func (c *Client) UIDKey(ctx context.Context) (string, error) {
 	return "", fmt.Errorf("uid key is empty")
 }
 
+func (c *Client) ThirdPartyConfig(ctx context.Context, group string, keys ...string) (map[string]string, error) {
+	baseURL := strings.TrimRight(strings.TrimSpace(c.cfg.BaseURL), "/")
+	if baseURL == "" {
+		return nil, fmt.Errorf("manager base url is empty")
+	}
+	if strings.TrimSpace(c.cfg.Secret) == "" {
+		return nil, fmt.Errorf("manager secret is empty")
+	}
+	values := url.Values{}
+	if keys := cleanList(keys); len(keys) > 0 {
+		values.Set("keys", strings.Join(keys, ","))
+	}
+	path := "/internal/im-config/third-party/" + url.PathEscape(strings.TrimSpace(group))
+	if encoded := values.Encode(); encoded != "" {
+		path += "?" + encoded
+	}
+	req, err := c.newRequest(ctx, http.MethodGet, baseURL+path, nil)
+	if err != nil {
+		return nil, err
+	}
+	resp, err := c.http.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode < 200 || resp.StatusCode >= 300 {
+		return nil, fmt.Errorf("manager status %d", resp.StatusCode)
+	}
+	body, err := io.ReadAll(io.LimitReader(resp.Body, maxResponseBody))
+	if err != nil {
+		return nil, err
+	}
+	return parseValues(body)
+}
+
 func (c *Client) newRequest(ctx context.Context, method string, rawURL string, body []byte) (*http.Request, error) {
 	req, err := http.NewRequestWithContext(ctx, method, rawURL, bytes.NewReader(body))
 	if err != nil {