fix: added issue, table, help to commands, task list more like in git…

…hub (#582)

* fix: Task list - always add unfinished task in the new line

This is how Github handles it.
It makes sense, as you add new task, you probably want to finish them in the future (not add them as finished).

* fix: Added issue, table, help to commands

core/src/commands/index.ts

@@ -23,6 +23,7 @@ import { title4 } from './title4';
 import { title5 } from './title5';
 import { title6 } from './title6';
 import { table } from './table';
+import { issue } from './issue';
 import { help } from './help';
 
 export interface CommandOrchestrator {
@@ -202,6 +203,9 @@ export {
   unorderedListCommand,
   orderedListCommand,
   checkedListCommand,
+  table,
+  issue,
+  help,
   codeEdit,
   codeLive,
   codePreview,

core/src/components/TextArea/handleKeyDown.tsx

@@ -115,10 +115,12 @@ export default function handleKeyDown(
       startStr = '\n* ';
     }
 
-    if (currentLineStr.startsWith('- [ ]')) {
+    if (
+      currentLineStr.startsWith('- [ ]') ||
+      currentLineStr.startsWith('- [X]') ||
+      currentLineStr.startsWith('- [x]')
+    ) {
       startStr = '\n- [ ] ';
-    } else if (currentLineStr.startsWith('- [X]') || currentLineStr.startsWith('- [x]')) {
-      startStr = '\n- [X] ';
     }
 
     if (/^\d+.\s/.test(currentLineStr)) {