feat: move board logic to save_image node

- Remove the add-to-board node
- Create `BoardField` field type & add it to `save_image` node
- Add UI for `BoardField`
- Tighten up some loose types
- Make `save_image` node, in workflow editor, default to not intermediate
- Patch bump `save_image`

invokeai/frontend/web/src/features/nodes/util/fieldTemplateBuilders.ts

@@ -62,6 +62,8 @@ import {
   ConditioningField,
   IPAdapterInputFieldTemplate,
   IPAdapterModelInputFieldTemplate,
+  BoardInputFieldTemplate,
+  InputFieldTemplate,
 } from '../types/types';
 import { ControlField } from 'services/api/types';
 
@@ -450,6 +452,19 @@ const buildIPAdapterModelInputFieldTemplate = ({
   return template;
 };
 
+const buildBoardInputFieldTemplate = ({
+  schemaObject,
+  baseField,
+}: BuildInputFieldArg): BoardInputFieldTemplate => {
+  const template: BoardInputFieldTemplate = {
+    ...baseField,
+    type: 'BoardField',
+    default: schemaObject.default ?? undefined,
+  };
+
+  return template;
+};
+
 const buildImageInputFieldTemplate = ({
   schemaObject,
   baseField,
@@ -851,7 +866,10 @@ export const getFieldType = (
   return;
 };
 
-const TEMPLATE_BUILDER_MAP = {
+const TEMPLATE_BUILDER_MAP: {
+  [key in FieldType]?: (arg: BuildInputFieldArg) => InputFieldTemplate;
+} = {
+  BoardField: buildBoardInputFieldTemplate,
   boolean: buildBooleanInputFieldTemplate,
   BooleanCollection: buildBooleanCollectionInputFieldTemplate,
   BooleanPolymorphic: buildBooleanPolymorphicInputFieldTemplate,
@@ -937,7 +955,13 @@ export const buildInputFieldTemplate = (
     return;
   }
 
-  return TEMPLATE_BUILDER_MAP[fieldType]({
+  const builder = TEMPLATE_BUILDER_MAP[fieldType];
+
+  if (!builder) {
+    return;
+  }
+
+  return builder({
     schemaObject: fieldSchema,
     baseField,
   });

invokeai/frontend/web/src/features/nodes/util/fieldValueBuilders.ts

@@ -1,7 +1,10 @@
-import { InputFieldTemplate, InputFieldValue } from '../types/types';
+import { FieldType, InputFieldTemplate, InputFieldValue } from '../types/types';
 
-const FIELD_VALUE_FALLBACK_MAP = {
+const FIELD_VALUE_FALLBACK_MAP: {
+  [key in FieldType]: InputFieldValue['value'];
+} = {
   enum: '',
+  BoardField: undefined,
   boolean: false,
   BooleanCollection: [],
   BooleanPolymorphic: false,