Code refactoring after #274

internal/api/README.md

@@ -0,0 +1,4 @@
+## Exit codes
+
+- https://tldp.org/LDP/abs/html/exitcodes.html
+- https://komodor.com/learn/exit-codes-in-containers-and-kubernetes-the-complete-guide/

www/editor.html

@@ -42,7 +42,7 @@
         }).then(r => {
             if (r.ok) {
                 alert('OK');
-                fetch('api/exit?code=1', {method: 'POST'});
+                fetch('api/exit?code=100', {method: 'POST'});
             } else {
                 r.text().then(alert);
             }