framework: show step error detail

framework/framework/server.ts

@@ -528,7 +528,7 @@ ${c.response.status} ${endTime - startTime}ms ${c.response.length}`);
                 else if (typeof h[step] === 'function') control = await h[step](args);
                 if (control) {
                     const index = steps.findIndex((i) => control === i);
-                    if (index === -1) throw new Error(`Invalid control: ${control}`);
+                    if (index === -1) throw new Error(`Invalid control: ${control} (after step ${step})`);
                     if (index <= current) {
                         logger.warn('Returning to previous step is not recommended:', step, '->', control);
                     }

packages/ui-default/backendlib/markdown-it-katex.ts

@@ -1,9 +1,6 @@
 // https://github.com/waylonflinn/markdown-it-katex/blob/master/index.js
-import { Logger } from 'hydrooj';
 import katex from 'katex';
 
-const logger = new Logger('katex');
-
 function isValidDelim(state, pos) {
   const max = state.posMax;
   const prevChar = pos > 0 ? state.src.charCodeAt(pos - 1) : -1;
@@ -118,7 +115,7 @@ export default function plugin(md) {
       latex = latex.replace(/\\def{\\([a-zA-Z0-9]+)}/g, '\\def\\$1');
       return katex.renderToString(latex, options);
     } catch (error) {
-      if (options.throwOnError) logger.error(error);
+      if (options.throwOnError) console.error(error);
       return `<p class='${displayMode ? 'katex-block ' : ''}katex-error' title='${escapeHtml(error.toString())}'>${escapeHtml(latex)}</p>`;
     }
   };

packages/ui-default/vue.d.ts

@@ -1,3 +1,3 @@
 declare module '*.vue' {
-    export default {} as any;
+  export default {} as any;
 }