fix: prevent asset conflicts between React and Grid.js versions

Add coexistence checks to all enqueue methods to prevent loading
both React and Grid.js assets simultaneously.

Changes:
- ReactAdmin.php: Only enqueue React assets when ?react=1
- Init.php: Skip Grid.js when React active on admin pages
- Form.php, Coupon.php, Access.php: Restore classic assets when ?react=0
- Customer.php, Product.php, License.php: Add coexistence checks

Now the toggle between Classic and React versions works correctly.

Co-authored-by: Claude Opus 4.7 <noreply@anthropic.com>

node_modules/@ariakit/react-core/select/select-arrow/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-arrow",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-arrow.cjs",
+  "module": "../../esm/select/select-arrow.js",
+  "types": "../../cjs/select/select-arrow.d.ts"
+}

node_modules/@ariakit/react-core/select/select-context/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-context",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-context.cjs",
+  "module": "../../esm/select/select-context.js",
+  "types": "../../cjs/select/select-context.d.ts"
+}

node_modules/@ariakit/react-core/select/select-group-label/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-group-label",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-group-label.cjs",
+  "module": "../../esm/select/select-group-label.js",
+  "types": "../../cjs/select/select-group-label.d.ts"
+}

node_modules/@ariakit/react-core/select/select-group/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-group",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-group.cjs",
+  "module": "../../esm/select/select-group.js",
+  "types": "../../cjs/select/select-group.d.ts"
+}

node_modules/@ariakit/react-core/select/select-item-check/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-item-check",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-item-check.cjs",
+  "module": "../../esm/select/select-item-check.js",
+  "types": "../../cjs/select/select-item-check.d.ts"
+}

node_modules/@ariakit/react-core/select/select-item/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-item",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-item.cjs",
+  "module": "../../esm/select/select-item.js",
+  "types": "../../cjs/select/select-item.d.ts"
+}

node_modules/@ariakit/react-core/select/select-label/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-label",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-label.cjs",
+  "module": "../../esm/select/select-label.js",
+  "types": "../../cjs/select/select-label.d.ts"
+}

node_modules/@ariakit/react-core/select/select-list/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-list",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-list.cjs",
+  "module": "../../esm/select/select-list.js",
+  "types": "../../cjs/select/select-list.d.ts"
+}

node_modules/@ariakit/react-core/select/select-popover/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-popover",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-popover.cjs",
+  "module": "../../esm/select/select-popover.js",
+  "types": "../../cjs/select/select-popover.d.ts"
+}

node_modules/@ariakit/react-core/select/select-provider/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-provider",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-provider.cjs",
+  "module": "../../esm/select/select-provider.js",
+  "types": "../../cjs/select/select-provider.d.ts"
+}

node_modules/@ariakit/react-core/select/select-renderer/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-renderer",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-renderer.cjs",
+  "module": "../../esm/select/select-renderer.js",
+  "types": "../../cjs/select/select-renderer.d.ts"
+}

node_modules/@ariakit/react-core/select/select-row/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-row",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-row.cjs",
+  "module": "../../esm/select/select-row.js",
+  "types": "../../cjs/select/select-row.d.ts"
+}

node_modules/@ariakit/react-core/select/select-separator/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-separator",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-separator.cjs",
+  "module": "../../esm/select/select-separator.js",
+  "types": "../../cjs/select/select-separator.d.ts"
+}

node_modules/@ariakit/react-core/select/select-store/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select-store",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select-store.cjs",
+  "module": "../../esm/select/select-store.js",
+  "types": "../../cjs/select/select-store.d.ts"
+}

node_modules/@ariakit/react-core/select/select/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "@ariakit/react-core/select/select",
+  "private": true,
+  "sideEffects": false,
+  "main": "../../cjs/select/select.cjs",
+  "module": "../../esm/select/select.js",
+  "types": "../../cjs/select/select.d.ts"
+}