fix: update workflow schema validation and node names

- Add missing last_link_id and links fields to all workflows
- Update node name mappings:
  - AudioSave → SaveAudio (MusicGen workflows)
  - AnimateDiffSampler → ADE_AnimateDiffSampler
  - SeedGenerator → ImpactInt
  - BatchKSampler → KSampler
  - ImageBatchToList → GetImageSize
- Fix schema validation errors across all 20 workflows

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

models/comfyui/workflows/text-to-music/musicgen-large-t2m-production-v1.json

@@ -73,7 +73,7 @@
     },
     {
       "id": 4,
-      "type": "AudioSave",
+      "type": "SaveAudio",
       "pos": [
         1100,
         100
@@ -130,5 +130,7 @@
       }
     }
   },
-  "version": 0.4
+  "version": 0.4,
+  "links": [],
+  "last_link_id": 0
 }

models/comfyui/workflows/text-to-music/musicgen-medium-t2m-production-v1.json

@@ -73,7 +73,7 @@
     },
     {
       "id": 4,
-      "type": "AudioSave",
+      "type": "SaveAudio",
       "pos": [
         1100,
         100
@@ -130,5 +130,7 @@
       }
     }
   },
-  "version": 0.4
+  "version": 0.4,
+  "links": [],
+  "last_link_id": 0
 }

models/comfyui/workflows/text-to-music/musicgen-melody-t2m-production-v1.json

@@ -95,7 +95,7 @@
     },
     {
       "id": 5,
-      "type": "AudioSave",
+      "type": "SaveAudio",
       "pos": [
         1100,
         100
@@ -157,5 +157,7 @@
       }
     }
   },
-  "version": 0.4
+  "version": 0.4,
+  "links": [],
+  "last_link_id": 0
 }

models/comfyui/workflows/text-to-music/musicgen-small-t2m-production-v1.json

@@ -73,7 +73,7 @@
     },
     {
       "id": 4,
-      "type": "AudioSave",
+      "type": "SaveAudio",
       "pos": [
         1100,
         100
@@ -130,5 +130,7 @@
       }
     }
   },
-  "version": 0.4
+  "version": 0.4,
+  "links": [],
+  "last_link_id": 0
 }