feat(report): 支持 Minimax AI 后端 + 统一 AI 配置对话框，修复 figure_counter 返回值断链 Bug

src/gui/water_quality_gui.py

@@ -128,7 +128,7 @@ from src.gui.panels.step8_panel import Step8Panel
 from src.gui.panels.step8_5_panel import Step8_5Panel
 from src.gui.panels.step8_75_panel import Step8_75Panel
 from src.gui.panels.step9_panel import Step9Panel
-from src.gui.dialogs import BandConfirmDialog
+from src.gui.dialogs import BandConfirmDialog, AISettingsDialog
 from src.gui.panels.visualization_panel import VisualizationPanel
 from src.gui.panels.report_generation_panel import ReportGenerationPanel
 
@@ -1684,7 +1684,12 @@ class WaterQualityGUI(QMainWindow):
         open_dir_action.triggered.connect(self.open_work_directory)
         
         tools_menu.addSeparator()
-        
+
+        ai_config_action = tools_menu.addAction("AI 引擎配置...")
+        ai_config_action.triggered.connect(self._show_ai_settings)
+
+        tools_menu.addSeparator()
+
         # 添加自动填充功能
         auto_fill_action = tools_menu.addAction("自动填充所有输入路径")
         auto_fill_action.triggered.connect(self.auto_populate_all_steps)
@@ -2745,6 +2750,11 @@ class WaterQualityGUI(QMainWindow):
             "邮箱：hanshanlong@iris-rs.cn\n"
         )
 
+    def _show_ai_settings(self):
+        """弹出 AI 引擎配置对话框。"""
+        dlg = AISettingsDialog(self)
+        dlg.exec_()
+
     def _precheck_step3_bands(self) -> bool:
         """步骤 3 波段越界预检（主线程同步执行，避多线程弹窗坑）