Ensure unique image node IDs using content digest

Appends a content digest to the generated image node ID to prevent ID collisions when nodes share the same type and parent but have different content.
Improves node uniqueness and avoids potential data integrity issues during processing.

Author: alexcmgit

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@libsrcdev/gatsby-remark-structured-content",
-  "version": "0.1.6",
+  "version": "0.1.7",
   "description": "This plugin helps building thumbnails, covers, heros, carousel features from remark content.",
   "keywords": [
     "gatsby",

src/utils/index.ts

@@ -86,7 +86,7 @@ export async function createMarkdownRemarkChildRemoteImageNode({
   const contentDigest = createContentDigest(content);
 
   const childImageNode: Node = {
-    id: createNodeId(`${nodeType} >>> ${parentNode.id}`),
+    id: createNodeId(`${nodeType} >>> ${parentNode.id} >>> ${contentDigest}`),
     parent: parentNode.id,
     children: [],
     url: mdastNode.url,