feat(editor): improve database & table behavior (#15100)

fix #14982
fix #15028
fix #15099

#### PR Dependency Tree


* **PR #15100** 👈

This tree was auto-generated by
[Charcoal](https://github.com/danerwilliams/charcoal)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

* **Bug Fixes**
* Prevented Enter handling during IME composition to avoid unintended
input.
* Avoided overwriting external native selections when interacting with
tables.
* Improved validation of inline text selection ranges for more reliable
behavior.

* **Enhancements**
* Scoped and refined text-selection styling and editability within
tables and cells.
  * Added managed sorting for Kanban views to control card ordering.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

blocksuite/affine/blocks/table/src/selection-controller.ts

@@ -527,6 +527,9 @@ export class SelectionController implements ReactiveController {
     removeNativeSelection = true
   ) {
     if (selection) {
+      if (this.hasExternalNativeSelection()) {
+        return;
+      }
       const previous = this.getSelected();
       if (TableSelectionData.equals(previous, selection)) {
         return;
@@ -551,4 +554,24 @@ export class SelectionController implements ReactiveController {
     );
     return selection?.is(TableSelection) ? selection.data : undefined;
   }
+
+  private hasExternalNativeSelection() {
+    const selection = getSelection();
+    if (!selection || selection.isCollapsed || selection.rangeCount === 0) {
+      return false;
+    }
+
+    const range = selection.getRangeAt(0);
+    if (!range.intersectsNode(this.host)) {
+      return false;
+    }
+
+    const anchorNode = selection.anchorNode;
+    const focusNode = selection.focusNode;
+    return (
+      !!anchorNode &&
+      !!focusNode &&
+      (!this.host.contains(anchorNode) || !this.host.contains(focusNode))
+    );
+  }
 }