fix: 修复了当html_only_url打开时，URL拼接错误问题 (#169)

Fixes #169

* fix:修复了当html_only_url打开时，手动触发部分URL拼接错误问题

* fix:修复了当html_only_url打开时，自动触发部分URL拼接错误问题

* fix: ruff

---------

Co-authored-by: SXP-Simon <sxp20061207@163.com>

main.py

@@ -633,8 +633,34 @@ class GroupDailyAnalysis(Star):
 
                 if is_only_url:
                     if base_url and base_url.strip():
-                        filename = os.path.basename(html_path)
-                        report_url = f"{base_url.rstrip('/')}/{filename}"
+                        # 获取配置中的输出目录
+                        html_output_dir = self.config_manager.get_html_output_dir()
+
+                        # 若用户配置为空，使用默认目录
+                        if not html_output_dir:
+                            try:
+                                from astrbot.api.star import StarTools
+
+                                html_output_dir = os.path.join(
+                                    StarTools.get_data_dir(), "self_hosted_html_reports"
+                                )
+                            except Exception:
+                                from astrbot.core.utils.astrbot_path import (
+                                    get_astrbot_data_path,
+                                )
+
+                                html_output_dir = os.path.join(
+                                    get_astrbot_data_path(),
+                                    "plugin_data",
+                                    "astrbot_plugin_qq_group_daily_analysis",
+                                    "self_hosted_html_reports",
+                                )
+
+                        # 计算相对路径并转换为URL
+                        rel_path = os.path.relpath(html_path, html_output_dir)
+                        url_path = rel_path.replace(os.sep, "/")
+                        report_url = f"{base_url.rstrip('/')}/{url_path.lstrip('/')}"
+
                         yield event.plain_result(
                             f"📊 今日群聊分析报告已生成：\n{report_url}"
                         )