fix: typings for UseVueFlow

Signed-off-by: bcakmakoglu <78412429+bcakmakoglu@users.noreply.github.com>

src/components/Edges/BezierEdge.vue

@@ -9,6 +9,7 @@ const props = withDefaults(defineProps<EdgeProps>(), {
   sourcePosition: 'bottom' as Position,
   targetPosition: 'top' as Position,
   labelStyle: () => ({}),
+  label: () => '',
   labelShowBg: true,
   labelBgStyle: () => ({}),
 })

src/components/Edges/SmoothStepEdge.vue

@@ -8,7 +8,7 @@ const props = withDefaults(defineProps<SmoothStepEdgeProps>(), {
   selected: false,
   sourcePosition: 'bottom' as Position,
   targetPosition: 'top' as Position,
-  label: '',
+  label: () => '',
   labelStyle: () => ({}),
   labelShowBg: true,
   labelBgStyle: () => ({}),

src/components/Edges/StepEdge.vue

@@ -7,7 +7,7 @@ const props = withDefaults(defineProps<EdgeProps>(), {
   selected: false,
   sourcePosition: 'bottom' as Position,
   targetPosition: 'top' as Position,
-  label: '',
+  label: () => '',
   labelStyle: () => ({}),
   labelShowBg: true,
   labelBgStyle: () => ({}),

src/components/Edges/StraightEdge.vue

@@ -8,7 +8,7 @@ const props = withDefaults(defineProps<EdgeProps>(), {
   selected: false,
   sourcePosition: 'bottom' as Position,
   targetPosition: 'top' as Position,
-  label: '',
+  label: () => '',
   labelStyle: () => ({}),
   labelShowBg: true,
   labelBgStyle: () => ({}),