fix(canvas): 画布节点 hover - 消除指针跟随位移导致的抖动（修复 #186） (#190)

* fix(ci): 后端测试 - 修复 responses 流式测试数据与 Grok 生图测试 SSRF 放行

* fix(canvas): 画布节点 hover - 消除指针跟随位移导致的抖动（修复 #186）

---------

Co-authored-by: zhaoyue <zhaoyue@rongshantech.com>

backend/internal/service/provider_test.go

@@ -57,7 +57,7 @@ func TestWriteMediaPartSanitizesFilenameAndSetsMimeType(t *testing.T) {
 
 func TestParseTextEventStreamSupportsResponsesAndChat(t *testing.T) {
 	responses := []byte(`event: response.output_text.delta
-data: {"delta":"{\"title\":\"分镜\"}"}
+data: {"delta":"{\"title\":\"分镜\""}
 
 event: response.output_text.delta
 data: {"delta":"}"}
@@ -159,6 +159,7 @@ func TestVolcengineArkImageRejectsMaskBeforeRequest(t *testing.T) {
 }
 
 func TestRunGrokImageTaskUsesJSONEditContract(t *testing.T) {
+	t.Setenv("CANVAS_ALLOW_PRIVATE_UPSTREAMS", "true")
 	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		if r.URL.Path != "/v1/images/edits" {
 			t.Errorf("path = %q, want /v1/images/edits", r.URL.Path)

web/src/components/canvas/canvas-frame-node.tsx

@@ -156,19 +156,17 @@ export const CanvasFrameNode = React.memo(function CanvasFrameNode({
             onMouseEnter={() => onHoverStart?.(data.id)}
             onMouseLeave={() => onHoverEnd?.(data.id)}
         >
+            {/* 帧节点同样禁用指针跟随 3D 位移，hover 使用 CSS 静态抬升 */}
             <CometCard
                 containerClassName="h-full w-full"
                 className="canvas-frame-shell overflow-hidden rounded-[var(--dock-radius)] border"
-                rotateDepth={2.4}
+                disabled
-                translateDepth={2}
+                data-canvas-frame-hover-locked={!collapsed || editing || Boolean(dragOffset) || scale < 0.32 ? "true" : "false"}
-                disabled={Boolean(dragOffset) || !collapsed || editing || scale < 0.32}
-                glare={collapsed}
                 style={{
                     background: active ? theme.frame.activeFill : theme.frame.fill,
                     borderColor: active ? theme.frame.activeStroke : theme.frame.stroke,
                     borderWidth: 1 / Math.max(scale, 0.05),
                     boxShadow: isSelected ? `0 0 0 ${1 / Math.max(scale, 0.05)}px ${theme.frame.activeStroke}33, 0 24px 72px ${theme.spatial.shadow}` : `0 18px 54px ${theme.spatial.shadow}`,
-                    transition: "background-color 120ms ease-out, border-color 120ms ease-out",
                 }}
             >
                 <div className="pointer-events-auto absolute inset-x-0 top-0 z-10 flex items-center gap-1.5 px-1.5" style={{ height: FRAME_HEADER_HEIGHT, color: theme.node.text }}>

web/src/components/canvas/canvas-node.tsx

@@ -149,9 +149,7 @@ export const CanvasNode = React.memo(function CanvasNode({
     const mediaBorderColor = isActive ? theme.accent.primary : isRelated && !isBatchChild ? theme.accent.primary : "transparent";
     const assetTags = data.metadata?.assetTags?.filter((tag) => tag.trim()) || [];
     const scriptMinHeight = data.type === CanvasNodeType.Script ? storyboardMinNodeHeight(data.metadata?.storyboardComposerHeight) : null;
-    const cometDepth = hasMediaContent ? 6.8 : data.type === CanvasNodeType.Script ? 2.8 : 4.6;
+    const nodeHoverLocked = reduceMediaEffects || Boolean(dragOffset) || isEditingContent || isEditingTitle || isGeneratingNode || scale < 0.32 || batchClosing || batchOpening;
-    const cometTranslate = hasMediaContent ? 6 : data.type === CanvasNodeType.Script ? 2.5 : 4;
-    const cometDisabled = reduceMediaEffects || Boolean(dragOffset) || isEditingContent || isEditingTitle || isGeneratingNode || scale < 0.32 || batchClosing || batchOpening;
     const textareaRef = useRef<HTMLTextAreaElement>(null);
     const resizeRef = useRef({
         isResizing: false,
@@ -318,13 +316,12 @@ export const CanvasNode = React.memo(function CanvasNode({
                 onCommit={commitTitle}
                 onCancel={() => { setTitleDraft(data.title); setIsEditingTitle(false); }}
             />
+            {/* 画布节点不启用指针跟随 3D 位移，hover 反馈统一走 CSS 静态抬升，避免鼠标移动形成反馈震荡 */}
             <CometCard
                 containerClassName="overflow-visible"
                 className={`canvas-node-shell relative h-full w-full overflow-visible rounded-[var(--node-radius)] ${flushMediaContent ? "border-0" : "border"} ${isGeneratingNode ? "canvas-node-shell-generating" : ""}`}
-                rotateDepth={cometDepth}
+                disabled
-                translateDepth={cometTranslate}
+                data-canvas-node-hover-locked={nodeHoverLocked ? "true" : "false"}
-                disabled={cometDisabled}
-                glare={!isGeneratingNode}
                 data-state={data.metadata?.status || (isActive ? "active" : isRelated ? "related" : "idle")}
                 style={{
                     background: hasImageContent || hasVideoContent ? "transparent" : theme.node.fill,
@@ -335,10 +332,7 @@ export const CanvasNode = React.memo(function CanvasNode({
                             ? `0 0 0 1px ${theme.accent.primary}66, 0 0 0 4px ${theme.accent.primary}1a, 0 24px 72px ${theme.spatial.shadow}` // selected-primary：4px软色环 + resize handle
                             : isSelected || (isRelated && !isBatchChild)
                                 ? `0 0 0 2px ${theme.accent.primary}40, 0 22px 60px ${theme.spatial.shadow}` // selected：2px边框环
-                                : hovered
+                                : undefined, // idle：无额外阴影
-                                    ? `0 16px 48px ${theme.spatial.shadow}` // hover：轻微抬升阴影
-                                    : undefined, // idle：无额外阴影
-                    transition: "border-color 120ms ease-out, box-shadow 150ms ease-out",
                 }}
                 onMouseDown={(event) => onMouseDown(event, data.id)}
                 onDoubleClick={(event) => {

web/src/styles/globals.css

@@ -647,6 +647,7 @@
     --node-active-glow-strong: 0 0 0 6px var(--cn-active-stroke-soft);
     --node-shadow: var(--shadow-sm);
     --node-shadow-hover: var(--shadow-md);
+    --node-hover-lift: var(--space-1);   /* 4px 节点 hover 静态抬升 */
     --node-shadow-selected: var(--shadow-lg);
     --node-shadow-selected-primary: var(--shadow-xl);
     --node-shadow-active: var(--shadow-2xl);
@@ -5308,17 +5309,29 @@
         transition: transform 160ms var(--motion-ease-out);
     }
 
-    .canvas-node-shell {
+    .canvas-node-shell,
+    .canvas-frame-shell {
         transition:
-            border-color 160ms ease,
+            border-color var(--motion-state) var(--ease-aceternity),
-            box-shadow 160ms ease,
+            box-shadow var(--motion-state) var(--ease-aceternity),
-            background-color 160ms ease;
+            background-color var(--motion-state) var(--ease-aceternity),
+            transform var(--motion-panel) var(--ease-aceternity);
     }
 
     .canvas-node-shell.aceternity-comet-card {
         box-shadow: 0 18px 48px rgba(15, 23, 42, 0.1), 0 2px 6px rgba(15, 23, 42, 0.06);
     }
 
+    .canvas-node-shell.aceternity-comet-card:hover,
+    .canvas-frame-shell:hover {
+        transform: translateY(var(--node-hover-lift));
+    }
+
+    .canvas-node-shell[data-canvas-node-hover-locked="true"],
+    .canvas-frame-shell[data-canvas-frame-hover-locked="true"] {
+        transform: none !important;
+    }
+
     .canvas-node-shell.aceternity-comet-card:hover {
         box-shadow: 0 30px 80px rgba(15, 23, 42, 0.18), 0 6px 20px rgba(15, 23, 42, 0.1);
     }
@@ -5332,8 +5345,10 @@
     }
 
     [data-canvas-viewport-interacting="true"] .canvas-node-shell,
+    [data-canvas-viewport-interacting="true"] .canvas-frame-shell,
     [data-canvas-viewport-interacting="true"] .aceternity-comet-card {
         transition: none !important;
+        transform: none !important;
     }
 
     /* 静止期用最终倍率重新排版 DOM，避免 Windows Chromium 复用交互期的低分辨率合成纹理。 */
@@ -5487,7 +5502,9 @@
     .aceternity-comet-card,
     .aceternity-dock-command,
     .aceternity-floating-panel,
-    .canvas-menu-item {
+    .canvas-menu-item,
+    .canvas-node-shell,
+    .canvas-frame-shell {
         transform: none !important;
         transition-duration: 0.01ms !important;
     }