- add markdown table generator to tools.json, sidebar and add screenshot

Author: TobiasMue91

data/tools.json

@@ -1252,5 +1252,16 @@
     "aiPowered": false,
     "featured": false,
     "date": "2025-03-30"
+  },
+  {
+    "id": "markdown_table_generator",
+    "title": "Markdown Table Generator",
+    "description": "A visual editor to easily create and format tables in markdown syntax.",
+    "url": "tools/markdown_table_generator.html",
+    "screenshot": "screenshots/screenshot_165.png",
+    "type": "tool",
+    "aiPowered": false,
+    "featured": false,
+    "date": "2025-03-31"
   }
 ]

screenshots/screenshot_165.png

@@ -250,6 +250,7 @@ <h2>Tools by ChatGPT</h2>
       <li><a href="/tools/ai_code_explainer.html">AI Code Explainer</a></li>
       <li><a href="/tools/web_accessibility_checker.html">Web Accessibility Checker</a></li>
       <li><a href="/tools/cron_expression_builder.html">Cron Expression Builder</a></li>
+      <li><a href="/tools/markdown_table_generator.html">Markdown Table Generator</a></li>
 <!-- end -->
     </ul>
   </div>