FIX: respect img size when quoting multiple elements (#35144)

Adds the width/height to quoted images when selecting and quoting
multiple elements from a post at once.

app/assets/javascripts/discourse/app/lib/to-markdown.js

@@ -365,6 +365,16 @@ export class Tag {
             href = `upload://${base62SHA1}`;
           }
 
+          const width = img.attributes.width;
+          const height = img.attributes.height;
+
+          if (width && height) {
+            const pipe = this.element.parentNames.includes("table")
+              ? "\\|"
+              : "|";
+            text = `${text}${pipe}${width}x${height}`;
+          }
+
           return `![${text}](${href})`;
         }
 

app/assets/javascripts/discourse/tests/unit/lib/to-markdown-test.js

@@ -424,7 +424,7 @@ helloWorld();</code>consectetur.`;
     <span class="filename">sherlock3_sig.jpg</span><span class="informations">5496×3664 2 MB</span><span class="expand"></span>
     </div></a>
     `;
-    let markdown = `![sherlock3_sig.jpg](https://d11a6trkgmumsb.cloudfront.net/uploads/default/original/1X/8hkjhk7692f6afed3cb99d43ab2abd4e30aa8cba.jpeg)`;
+    let markdown = `![sherlock3_sig.jpg|689x459](https://d11a6trkgmumsb.cloudfront.net/uploads/default/original/1X/8hkjhk7692f6afed3cb99d43ab2abd4e30aa8cba.jpeg)`;
 
     assert.strictEqual(toMarkdown(html), markdown);
 
@@ -437,7 +437,7 @@ helloWorld();</code>consectetur.`;
     <span class="filename">sherlock3_sig.jpg</span><span class="informations">5496×3664 2 MB</span><span class="expand"></span>
     </div></a>
     `;
-    markdown = `![sherlock3_sig.jpg](upload://1frsimI7TOtFJyD2LLyKSHM8JWe)`;
+    markdown = `![sherlock3_sig.jpg|689x459](upload://1frsimI7TOtFJyD2LLyKSHM8JWe)`;
 
     assert.strictEqual(toMarkdown(html), markdown);
   });