Added saving code blocks of every programming language (#1117)

app/MindWork AI Studio/wwwroot/app.css

@@ -171,6 +171,24 @@
     margin-bottom:2em;
 }
 
+/* The actions of a code block, such as saving it, appear left of its copy button, which is 36px wide plus a margin of 8px */
+.mud-markdown-body .code-block-with-actions {
+    position: relative;
+}
+
+.mud-markdown-body .code-block-actions {
+    position: absolute;
+    display: none;
+    top: 0;
+    right: 44px;
+}
+
+/* Both appear while the pointer is on the code block, and the copy button stays while it is on the actions, which are no part of the block */
+.mud-markdown-body .code-block-with-actions:hover > .code-block-actions,
+.mud-markdown-body .code-block-with-actions:hover .mud-markdown-code-highlight-copybtn {
+    display: block;
+}
+
 .justified-markdown .mud-markdown-body p,
 .justified-markdown .mud-markdown-body li,
 .justified-markdown .mud-markdown-body blockquote p {