fix canonical path generation

Author: bdbch

Diff for: .changeset/honest-hounds-wink.md

@@ -0,0 +1,5 @@
+---
+'tiptap-docs': patch
+---
+
+Fixed an issue with missing slashes in the canonical path

Diff for: src/server/createCanonicalPath.ts

@@ -1,6 +1,6 @@
 import { FULL_DOMAIN } from '@/utils/constants'
 
 export const createCanonicalPath = (path: string[]) => {
-  const canonicalPath = `${FULL_DOMAIN}${path.join('/')}`
+  const canonicalPath = `${FULL_DOMAIN}/${path.join('/')}`
   return canonicalPath
 }