[refactor] Migrate litegraph imports from npm package to local subtree

- Updated all imports from '@comfyorg/litegraph' to '@/lib/litegraph/src/'
- Replaced deep dist imports with direct source paths
- Updated CSS import in main.ts
- All imports now use the @ alias consistently

src/types/comfy.ts

@@ -1,6 +1,5 @@
-import type { LGraphNode } from '@comfyorg/litegraph'
-import { Positionable } from '@comfyorg/litegraph/dist/interfaces'
-
+import { Positionable } from '@/lib/litegraph/src/interfaces'
+import type { LGraphNode } from '@/lib/litegraph/src/litegraph'
 import type { ComfyWorkflowJSON } from '@/schemas/comfyWorkflowSchema'
 import type { Keybinding } from '@/schemas/keyBindingSchema'
 import type { ComfyNodeDef } from '@/schemas/nodeDefSchema'

src/types/index.ts

@@ -1,5 +1,4 @@
-import type { LGraph } from '@comfyorg/litegraph'
-
+import type { LGraph } from '@/lib/litegraph/src/litegraph'
 import type {
   DeviceStats,
   EmbeddingsResponse,

src/types/litegraph-augmentation.d.ts

@@ -1,6 +1,5 @@
-import '@comfyorg/litegraph'
-import type { LLink, Size } from '@comfyorg/litegraph'
-
+import '@/lib/litegraph/src/litegraph'
+import type { LLink, Size } from '@/lib/litegraph/src/litegraph'
 import type { ComfyNodeDef as ComfyNodeDefV2 } from '@/schemas/nodeDef/nodeDefSchemaV2'
 import type { ComfyNodeDef as ComfyNodeDefV1 } from '@/schemas/nodeDefSchema'
 import type { DOMWidget, DOMWidgetOptions } from '@/scripts/domWidget'
@@ -8,7 +7,7 @@ import type { DOMWidget, DOMWidgetOptions } from '@/scripts/domWidget'
 import type { NodeId } from '../schemas/comfyWorkflowSchema'
 
 /** ComfyUI extensions of litegraph */
-declare module '@comfyorg/litegraph/dist/types/widgets' {
+declare module '@/lib/litegraph/src/types/widgets' {
   interface IWidgetOptions {
     /** Currently used by DOM widgets only.  Declaring here reduces complexity. */
     onHide?: (widget: DOMWidget) => void
@@ -59,7 +58,7 @@ declare module '@comfyorg/litegraph/dist/types/widgets' {
 /**
  * ComfyUI extensions of litegraph interfaces
  */
-declare module '@comfyorg/litegraph/dist/interfaces' {
+declare module '@/lib/litegraph/src/interfaces' {
   interface IWidgetLocator {
     [key: symbol]: unknown
   }
@@ -68,9 +67,12 @@ declare module '@comfyorg/litegraph/dist/interfaces' {
 /**
  *  ComfyUI extensions of litegraph
  */
-declare module '@comfyorg/litegraph' {
-  import type { ExecutableLGraphNode, ExecutionId } from '@comfyorg/litegraph'
-  import type { IBaseWidget } from '@comfyorg/litegraph/dist/types/widgets'
+declare module '@/lib/litegraph/src/litegraph' {
+  import type {
+    ExecutableLGraphNode,
+    ExecutionId
+  } from '@/lib/litegraph/src/litegraph'
+  import type { IBaseWidget } from '@/lib/litegraph/src/types/widgets'
 
   interface LGraphNodeConstructor<T extends LGraphNode = LGraphNode> {
     type?: string
@@ -197,7 +199,7 @@ declare module '@comfyorg/litegraph' {
 /**
  * Extended types for litegraph, to be merged upstream once it has stabilized.
  */
-declare module '@comfyorg/litegraph' {
+declare module '@/lib/litegraph/src/litegraph' {
   /**
    * widgets_values is set to LGraphNode by `LGraphNode.configure`, but it is not
    * used by litegraph internally. We should remove the dependency on it later.