Update to Monaco editor version 0.34.0 and adapt to new API

Link the new version and adapt our setup to match the changed API:

+ Fix error 'Cannot read properties of undefined (reading 'editor.foreground')' described at microsoft/monaco-editor#2764 and atularen/ngx-monaco-editor#259 : Apply the patch from microsoft/monaco-editor@88fd0a6
+ Fix error 'Uncaught Error: a.onDidChangeValue is not a function': Apply the patch https://stackoverflow.com/questions/54795603/always-show-the-show-more-section-in-monaco-editor/73287722#73287722

implement/example-apps/elm-editor/src/Backend/Main.elm

@@ -495,8 +495,8 @@ monacoHtmlDocument =
 -}
 monacoCdnURLs : List String
 monacoCdnURLs =
-    [ "https://unpkg.com/monaco-editor@0.27.0/min"
-    , "https://cdn.jsdelivr.net/npm/monaco-editor@0.27/min"
+    [ "https://cdn.jsdelivr.net/npm/monaco-editor@0.34.0/min"
+    , "https://unpkg.com/monaco-editor@0.34.0/min"
     ]
 
 

implement/example-apps/elm-editor/src/MonacoHtml.elm

@@ -316,7 +316,8 @@ monacoHtmlDocumentFromCdnUrl cdnUrlToMin =
                 { token: 'keyword', foreground: '#C586C0' },
                 { token: 'type', foreground: '#569CD6' },
                 { token: 'function.name', foreground: '#DCDCAA' },
-            ]
+            ],
+            colors: {},
         });
 
         var editor = monaco.editor.create(document.getElementById('container'), {
@@ -352,8 +353,9 @@ monacoHtmlDocumentFromCdnUrl cdnUrlToMin =
                 set(key) {
                     // console.log("storageService.set: " + key);
                 },
-                onWillSaveState() { },
-                onDidChangeStorage() { }
+                onWillSaveState() {},
+                onDidChangeStorage() {},
+                onDidChangeValue() {},
             }
         });