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public/assets/js/bridge/blocks-api.js

@@ -175,7 +175,14 @@
 				// 1. Daten extrahieren
 					const htmlContent = editor.getHtml() + '<style>' + editor.getCss() + '</style>';
 					// 2. KRITISCH: Holt die JSON-Repräsentation des Editors
+					let jsonProjectDataRaw = '';
+					try {
 						const jsonProjectData = editor.getProjectData();
+						jsonProjectDataRaw = JSON.stringify(jsonProjectData);
+					} catch (e) {
+						console.error('[bridge-blocks-api] getProjectData stringify failed', e);
+						jsonProjectDataRaw = '';
+					}
 
 				const resource = EDITOR_MODE;
 				const action = `${resource}.update`;
@@ -188,7 +195,7 @@
 						id: CURRENT_ENTITY_ID, 
 						html: htmlContent,
 						// 🚨 KRITISCH: Server erwartet das Feld 'json'
-					json: jsonProjectData, 
+						json: jsonProjectDataRaw, 
 					};
 
 				if (B.CURRENT_ENTITY_NAME) {

public/editor/editor-core.php

@@ -10,7 +10,7 @@ $ts   = time();
   <title>Editor</title>
   <link rel="stylesheet" href="../vendor/grapesjs/grapes.min.css" />
   <style>
-    html,body{height:100%}body{margin:0;background:#f8fafc;color:#0f172a}#gjs{height:100vh}
+    html,body{height:100%}body{margin:0;background:#f8fafc;color:#0f172a;overflow:auto;}#gjs{min-height:100vh}
 
     .gjs-one-bg{background-color:#fff!important}.gjs-two-color{color:#0f172a!important}
     .gjs-three-bg{background-color:#f8fafc!important}.gjs-four-color{color:#334155!important}