Avoiding 'Illegal shortcode state' (Hugo v0.102.1)

package.json

@@ -25,6 +25,6 @@
     "bootstrap": "4.6.2"
   },
   "devDependencies": {
-    "hugo-extended": "0.101.0"
+    "hugo-extended": "0.102.2"
   }
 }

userguide/content/en/docs/adding-content/shortcodes/index.md

@@ -448,16 +448,16 @@ By default, the language of the selected tab is stored and preserved between dif
 When authoring content, it's sometimes very useful to put similar text blocks or code fragments on card like elements, which can be optionally presented side by side. Let's showcase this feature with the following sample card group which shows the first four Presidents of the United States:
 
 {{< cardpane >}}
-{{< card header="**George Washington**" title="\*1732 &nbsp;&nbsp;&nbsp; †1799" subtitle="**President:** 1789 – 1797" footer="![SignatureGeorgeWashington](https://upload.wikimedia.org/wikipedia/commons/thumb/2/2e/George_Washington_signature.svg/320px-George_Washington_signature.svg.png \"Signature George Washington\")">}}
+{{< card header="**George Washington**" title="\*1732 &nbsp;&nbsp;&nbsp; †1799" subtitle="**President:** 1789 – 1797" footer="![SignatureGeorgeWashington](https://upload.wikimedia.org/wikipedia/commons/thumb/2/2e/George_Washington_signature.svg/320px-George_Washington_signature.svg.png 'Signature George Washington')">}}
 ![PortraitGeorgeWashington](https://upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Gilbert_Stuart_Williamstown_Portrait_of_George_Washington.jpg/633px-Gilbert_Stuart_Williamstown_Portrait_of_George_Washington.jpg "Portrait George Washington")
 {{< /card >}}
-{{< card header="**John Adams**" title="\* 1735 &nbsp;&nbsp;&nbsp; † 1826" subtitle="**President:** 1797 – 1801" footer="![SignatureJohnAdams](https://upload.wikimedia.org/wikipedia/commons/thumb/e/e8/John_Adams_Sig_2.svg/320px-John_Adams_Sig_2.svg.png \"Signature John Adams\")" >}}
+{{< card header="**John Adams**" title="\* 1735 &nbsp;&nbsp;&nbsp; † 1826" subtitle="**President:** 1797 – 1801" footer="![SignatureJohnAdams](https://upload.wikimedia.org/wikipedia/commons/thumb/e/e8/John_Adams_Sig_2.svg/320px-John_Adams_Sig_2.svg.png 'Signature John Adams')" >}}
 ![PortraitJohnAdams](https://upload.wikimedia.org/wikipedia/commons/thumb/f/ff/Gilbert_Stuart%2C_John_Adams%2C_c._1800-1815%2C_NGA_42933.jpg/633px-Gilbert_Stuart%2C_John_Adams%2C_c._1800-1815%2C_NGA_42933.jpg "Portrait John Adams")
 {{< /card >}}
-{{< card header="**Thomas Jefferson**" title="\* 1743 &nbsp;&nbsp;&nbsp; † 1826" subtitle="**President:** 1801 – 1809" footer="![SignatureThomasJefferson](https://upload.wikimedia.org/wikipedia/commons/thumb/0/0d/Thomas_Jefferson_Signature.svg/320px-Thomas_Jefferson_Signature.svg.png \"Signature Thomas Jefferson\")" >}}
+{{< card header="**Thomas Jefferson**" title="\* 1743 &nbsp;&nbsp;&nbsp; † 1826" subtitle="**President:** 1801 – 1809" footer="![SignatureThomasJefferson](https://upload.wikimedia.org/wikipedia/commons/thumb/0/0d/Thomas_Jefferson_Signature.svg/320px-Thomas_Jefferson_Signature.svg.png 'Signature Thomas Jefferson')" >}}
 ![PortraitThomasJefferson](https://upload.wikimedia.org/wikipedia/commons/thumb/b/b1/Official_Presidential_portrait_of_Thomas_Jefferson_%28by_Rembrandt_Peale%2C_1800%29%28cropped%29.jpg/390px-Official_Presidential_portrait_of_Thomas_Jefferson_%28by_Rembrandt_Peale%2C_1800%29%28cropped%29.jpg "Portrait Thomas Jefferson")
 {{< /card >}}
-{{< card header="**James Madison**" title="\* 1751 &nbsp;&nbsp;&nbsp; † 1836" subtitle="**President:** 1809 – 1817" footer="![SignatureJamesMadison](https://upload.wikimedia.org/wikipedia/commons/thumb/3/39/James_Madison_sig.svg/320px-James_Madison_sig.svg.png \"Signature James Madison\")" >}}
+{{< card header="**James Madison**" title="\* 1751 &nbsp;&nbsp;&nbsp; † 1836" subtitle="**President:** 1809 – 1817" footer="![SignatureJamesMadison](https://upload.wikimedia.org/wikipedia/commons/thumb/3/39/James_Madison_sig.svg/320px-James_Madison_sig.svg.png 'Signature James Madison')" >}}
 ![PortraitJamesMadison](https://upload.wikimedia.org/wikipedia/commons/thumb/2/20/James_Madison%28cropped%29%28c%29.jpg/393px-James_Madison%28cropped%29%28c%29.jpg "Portrait James Madison")
 {{< /card >}}
 {{< /cardpane >}}
@@ -474,7 +474,7 @@ If your content is any kind of text other than programming code, use the univers
 
 ```go-html-template
 {{</* card header="**Imagine**" title="Artist and songwriter: John Lennon" subtitle="Co-writer: Yoko Ono"
-          footer="![SignatureJohnLennon](https://server.tld/…/signature.png \"Signature John Lennon\")">*/>}}
+          footer="![SignatureJohnLennon](https://server.tld/…/signature.png 'Signature John Lennon')">*/>}}
 Imagine there's no heaven, It's easy if you try<br/>
 No hell below us, above us only sky<br/>
 Imagine all the people living for today…
@@ -485,7 +485,7 @@ Imagine all the people living for today…
 This code translates to the left card shown below, showing the lyrics of John Lennon's famous song `Imagine`. A second explanatory card element to the right indicates and explains the individual components of a card:
 
 {{< cardpane >}}
-{{< card header="**Imagine**" title="Artist and songwriter: John Lennon" subtitle="Co-writer: Yoko Ono" footer="![SignatureJohnLennon](https://upload.wikimedia.org/wikipedia/commons/thumb/5/51/Firma_de_John_Lennon.svg/320px-Firma_de_John_Lennon.svg.png \"Signature John Lennon\")">}}
+{{< card header="**Imagine**" title="Artist and songwriter: John Lennon" subtitle="Co-writer: Yoko Ono" footer="![SignatureJohnLennon](https://upload.wikimedia.org/wikipedia/commons/thumb/5/51/Firma_de_John_Lennon.svg/320px-Firma_de_John_Lennon.svg.png 'Signature John Lennon')">}}
 Imagine there's no heaven, It's easy if you try<br/>
 No hell below us, above us only sky<br/>
 Imagine all the people living for today…