Switch to using a version number instead of hashing the content

Signed-off-by: Alex Lorenzi <alorenzi@spotify.com>
Signed-off-by: Sydney Achinger <sydneynicoleachinger@spotify.com>

plugins/techdocs/src/reader/components/TechDocsReaderPageContent/TechDocsReaderPageContent.tsx

@@ -34,8 +34,6 @@ import { TechDocsStateIndicator } from '../TechDocsStateIndicator';
 import { useTechDocsReaderDom } from './dom';
 import { withTechDocsReaderProvider } from '../TechDocsReaderProvider';
 import { TechDocsReaderPageContentAddons } from './TechDocsReaderPageContentAddons';
-// eslint-disable-next-line no-restricted-imports
-import { createHash } from 'crypto';
 
 const useStyles = makeStyles({
   search: {
@@ -82,7 +80,7 @@ export const TechDocsReaderPageContent = withTechDocsReaderProvider(
       entityMetadata: { value: entityMetadata, loading: entityMetadataLoading },
       entityRef,
       setShadowRoot,
-      setShadowRootVersionHash,
+      incShadowRootVersion,
     } = useTechDocsReaderPage();
     const dom = useTechDocsReaderDom(entityRef);
     const path = window.location.pathname;
@@ -104,16 +102,13 @@ export const TechDocsReaderPageContent = withTechDocsReaderProvider(
 
     const handleAppend = useCallback(
       (newShadowRoot: ShadowRoot) => {
-        const newShadowRootVersionHash = createHash('sha256')
-          .update(newShadowRoot.innerHTML)
-          .digest('hex');
         setShadowRoot(newShadowRoot);
-        setShadowRootVersionHash(newShadowRootVersionHash);
+        incShadowRootVersion();
         if (onReady instanceof Function) {
           onReady();
         }
       },
-      [setShadowRoot, setShadowRootVersionHash, onReady],
+      [setShadowRoot, incShadowRootVersion, onReady],
     );
 
     // No entity metadata = 404. Don't render content at all.