chore: update Python syntax check workflow and add browser helper script

get_urls.js

@@ -0,0 +1,18 @@
+// Execute this in your browser console on a patreon page.
+
+let urls = [];
+
+const target = temp1;
+
+for (const child of target.children) {
+    try {
+        const url = child.children[0].children[0].children[0].children[0].children[0].children[0].children[1].children[0].children[0].children[0].children[0].children[0].children[0].children[0].href
+        urls.push(url);
+    } catch (error) {
+        console.error('Error occurred while extracting URL (expected');
+    }
+}
+
+console.log(urls);
+
+// Now you can press "Copy Object" when you rightclick on the output of the console log above.