fix: improve goView media import and context selection

packages/editor/src/editor/Canvas.tsx

@@ -152,8 +152,8 @@ export function Canvas(props: CanvasProps) {
         }
       }
     } else {
-      // Editor parity: right-click on empty space clears selection (unless additive).
-      if (!additive) props.onSelectSingle(undefined);
+      // Selection parity: right-click on empty space should NOT implicitly clear selection.
+      // (Left-click on background already clears unless additive via box-select.)
     }
 
     props.onOpenContextMenu({ clientX: e.clientX, clientY: e.clientY, worldX: p.x, worldY: p.y, targetId });

packages/sdk/src/core/goview/convert.ts

@@ -178,9 +178,40 @@ function looksLikeImageOption(option: unknown): boolean {
   return false;
 }
 
+function looksLikeTextOption(option: unknown): boolean {
+  if (!option || typeof option !== 'object') return false;
+  const o = option as Record<string, unknown>;
+
+  // goView TextCommon exports usually include a string dataset plus some typography-ish keys.
+  if (typeof o.dataset !== 'string') return false;
+
+  for (const key of [
+    'fontSize',
+    'fontColor',
+    'fontWeight',
+    'letterSpacing',
+    'paddingX',
+    'paddingY',
+    'textAlign',
+    'backgroundColor',
+    'borderWidth',
+    'borderColor',
+    'borderRadius',
+    'writingMode',
+  ]) {
+    if (key in o) return true;
+  }
+
+  return false;
+}
+
 function looksLikeIframeOption(option: unknown): boolean {
   if (!option) return false;
 
+  // Avoid false positives: some TextCommon widgets carry a link URL (or other URL-ish fields)
+  // but are still clearly text.
+  if (looksLikeTextOption(option)) return false;
+
   if (typeof option === 'string') {
     const trimmed = option.trim();
     if (trimmed.startsWith('<') && trimmed.includes('>')) return true;
@@ -219,6 +250,9 @@ function looksLikeIframeOption(option: unknown): boolean {
 function looksLikeVideoOption(option: unknown): boolean {
   if (!option) return false;
 
+  // Avoid false positives: some TextCommon widgets carry link-like fields.
+  if (looksLikeTextOption(option)) return false;
+
   // Prefer explicit video-ish keys when option is an object.
   if (typeof option === 'object') {
     const o = option as Record<string, unknown>;