fix: 模板生成计划时配置字段漏传

- export/watermark配置：从template.config.export继承到plan.config.export
- filter配置：同步继承
- 片段级speed_ratio：从clip_config.config映射到clip.playback_speed（兼容playback_speed字段名，优先）
- clip_config.config整体传递到clip.config，保留所有自定义字段
- subtitle/ASR配置已在原有继承列表中，确认正常传递

关联 #406

apps/api/app/services/plan_generator_service.py

@@ -151,8 +151,8 @@ class PlanGeneratorService:
         plan_config: dict[str, Any] = {
             "editing_mode": editing_mode,
         }
-        # 继承模板的 cover/title/subtitle/bgm 配置
-        for key in ("cover", "title", "subtitle", "bgm"):
+        # 继承模板的 cover/title/subtitle/bgm/export/filter 配置
+        for key in ("cover", "title", "subtitle", "bgm", "export", "filter"):
             if key in template_config:
                 plan_config[key] = template_config[key]
 
@@ -187,6 +187,10 @@ class PlanGeneratorService:
                 cfg.transition_effect.value if hasattr(cfg.transition_effect, "value") else cfg.transition_effect
             )
 
+            # 从 clip config 中解析 playback_speed（兼容 speed_ratio 字段名）
+            clip_cfg = cfg.config or {}
+            playback_speed = clip_cfg.get("playback_speed", clip_cfg.get("speed_ratio", 1.0)) or 1.0
+
             clip = EditPlanClip.create(
                 plan_id=plan_id,
                 clip_type=clip_type,
@@ -195,6 +199,8 @@ class PlanGeneratorService:
                 text_content=getattr(cfg, "text_template", "") or "",
                 duration=duration,
                 transition_effect=transition or "cut",
+                playback_speed=playback_speed,
+                config=clip_cfg,
             )
             clips.append(clip)
 

tests/unit/test_plan_generator.py

@@ -682,3 +682,187 @@ class TestTotalDuration:
 
         # 3 个 clips × 5 秒 = 15 秒
         assert result["plan"].total_duration == 15.0
+
+
+# ---------------------------------------------------------------------------
+# 测试：模板配置传递（export / filter / 片段级 speed_ratio）
+# ---------------------------------------------------------------------------
+
+
+class TestTemplateConfigPropagation:
+    """模板配置到剪辑计划的传递验证"""
+
+    def test_export_config_propagated(self):
+        """模板 export 配置（watermark/resolution）应传递到 plan.config.export"""
+        svc, _, _ = _make_generator()
+        template = _make_template(
+            editing_mode=EditingMode.ONE_TAKE.value,
+            config={
+                "export": {
+                    "resolution": "1080x1920",
+                    "fps": 30,
+                    "watermark_enabled": True,
+                    "watermark_text": "小虾剪辑",
+                },
+            },
+        )
+        clip_configs = _make_clip_configs(
+            specs=[
+                {"clip_type": ClipType.MAIN, "order": 0, "min_duration": 3.0, "max_duration": 5.0},
+            ]
+        )
+
+        result = svc.generate_from_template(
+            template=template,
+            clip_configs=clip_configs,
+            asset_ids=["a1"],
+        )
+
+        export_cfg = result["plan"].config.get("export", {})
+        assert export_cfg.get("watermark_enabled") is True
+        assert export_cfg.get("watermark_text") == "小虾剪辑"
+        assert export_cfg.get("resolution") == "1080x1920"
+        assert export_cfg.get("fps") == 30
+
+    def test_filter_config_propagated(self):
+        """模板 filter 配置应传递到 plan.config.filter"""
+        svc, _, _ = _make_generator()
+        template = _make_template(
+            editing_mode=EditingMode.ONE_TAKE.value,
+            config={
+                "filter": {
+                    "enabled": True,
+                    "preset_id": "filter_vivid",
+                    "intensity": 80,
+                },
+            },
+        )
+        clip_configs = _make_clip_configs(
+            specs=[
+                {"clip_type": ClipType.MAIN, "order": 0, "min_duration": 3.0, "max_duration": 5.0},
+            ]
+        )
+
+        result = svc.generate_from_template(
+            template=template,
+            clip_configs=clip_configs,
+            asset_ids=["a1"],
+        )
+
+        filter_cfg = result["plan"].config.get("filter", {})
+        assert filter_cfg.get("enabled") is True
+        assert filter_cfg.get("preset_id") == "filter_vivid"
+        assert filter_cfg.get("intensity") == 80
+
+    def test_subtitle_asr_config_propagated(self):
+        """模板 subtitle ASR 配置应传递到 plan.config.subtitle"""
+        svc, _, _ = _make_generator()
+        template = _make_template(
+            editing_mode=EditingMode.ONE_TAKE.value,
+            config={
+                "subtitle": {
+                    "enabled": True,
+                    "auto_generated": True,
+                    "position": "bottom",
+                    "source": "asr",
+                },
+            },
+        )
+        clip_configs = _make_clip_configs(
+            specs=[
+                {"clip_type": ClipType.MAIN, "order": 0, "min_duration": 3.0, "max_duration": 5.0},
+            ]
+        )
+
+        result = svc.generate_from_template(
+            template=template,
+            clip_configs=clip_configs,
+            asset_ids=["a1"],
+        )
+
+        subtitle_cfg = result["plan"].config.get("subtitle", {})
+        assert subtitle_cfg.get("enabled") is True
+        assert subtitle_cfg.get("auto_generated") is True
+        assert subtitle_cfg.get("position") == "bottom"
+
+    def test_speed_ratio_mapped_to_playback_speed(self):
+        """clip_config.config.speed_ratio 应映射到 clip.playback_speed"""
+        svc, _, _ = _make_generator()
+        template = _make_template(editing_mode=EditingMode.ONE_TAKE.value)
+        clip_configs = _make_clip_configs(
+            specs=[
+                {"clip_type": ClipType.MAIN, "order": 0, "min_duration": 3.0, "max_duration": 5.0,
+                 "config": {"speed_ratio": 1.2, "name": "开场"}},
+                {"clip_type": ClipType.MAIN, "order": 1, "min_duration": 3.0, "max_duration": 5.0,
+                 "config": {"speed_ratio": 0.8, "name": "结尾"}},
+            ]
+        )
+
+        result = svc.generate_from_template(
+            template=template,
+            clip_configs=clip_configs,
+            asset_ids=["a1", "a2"],
+        )
+
+        clips = result["clips"]
+        assert clips[0].playback_speed == 1.2
+        assert clips[1].playback_speed == 0.8
+
+    def test_playback_speed_takes_priority_over_speed_ratio(self):
+        """clip_config.config.playback_speed 优先于 speed_ratio"""
+        svc, _, _ = _make_generator()
+        template = _make_template(editing_mode=EditingMode.ONE_TAKE.value)
+        clip_configs = _make_clip_configs(
+            specs=[
+                {"clip_type": ClipType.MAIN, "order": 0, "min_duration": 3.0, "max_duration": 5.0,
+                 "config": {"speed_ratio": 1.2, "playback_speed": 1.5}},
+            ]
+        )
+
+        result = svc.generate_from_template(
+            template=template,
+            clip_configs=clip_configs,
+            asset_ids=["a1"],
+        )
+
+        assert result["clips"][0].playback_speed == 1.5
+
+    def test_default_playback_speed_is_1_0(self):
+        """无 speed_ratio / playback_speed 时，默认 1.0"""
+        svc, _, _ = _make_generator()
+        template = _make_template(editing_mode=EditingMode.ONE_TAKE.value)
+        clip_configs = _make_clip_configs(
+            specs=[
+                {"clip_type": ClipType.MAIN, "order": 0, "min_duration": 3.0, "max_duration": 5.0},
+            ]
+        )
+
+        result = svc.generate_from_template(
+            template=template,
+            clip_configs=clip_configs,
+            asset_ids=["a1"],
+        )
+
+        assert result["clips"][0].playback_speed == 1.0
+
+    def test_clip_config_dict_propagated(self):
+        """clip_config.config 整体应传递到 clip.config"""
+        svc, _, _ = _make_generator()
+        template = _make_template(editing_mode=EditingMode.ONE_TAKE.value)
+        clip_configs = _make_clip_configs(
+            specs=[
+                {"clip_type": ClipType.MAIN, "order": 0, "min_duration": 3.0, "max_duration": 5.0,
+                 "config": {"speed_ratio": 1.2, "name": "开场", "custom_field": "value"}},
+            ]
+        )
+
+        result = svc.generate_from_template(
+            template=template,
+            clip_configs=clip_configs,
+            asset_ids=["a1"],
+        )
+
+        clip_cfg = result["clips"][0].config
+        assert clip_cfg.get("speed_ratio") == 1.2
+        assert clip_cfg.get("name") == "开场"
+        assert clip_cfg.get("custom_field") == "value"