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/babel-runtime/core-js/string/at.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/at"), __esModule: true };

node_modules/babel-runtime/core-js/string/code-point-at.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/code-point-at"), __esModule: true };

node_modules/babel-runtime/core-js/string/ends-with.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/ends-with"), __esModule: true };

node_modules/babel-runtime/core-js/string/from-code-point.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/from-code-point"), __esModule: true };

node_modules/babel-runtime/core-js/string/includes.js

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+module.exports = { "default": require("core-js/library/fn/string/includes"), __esModule: true };

node_modules/babel-runtime/core-js/string/match-all.js

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+module.exports = { "default": require("core-js/library/fn/string/match-all"), __esModule: true };

node_modules/babel-runtime/core-js/string/pad-end.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/pad-end"), __esModule: true };

node_modules/babel-runtime/core-js/string/pad-left.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/pad-start"), __esModule: true };

node_modules/babel-runtime/core-js/string/pad-right.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/pad-end"), __esModule: true };

node_modules/babel-runtime/core-js/string/pad-start.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/pad-start"), __esModule: true };

node_modules/babel-runtime/core-js/string/raw.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/raw"), __esModule: true };

node_modules/babel-runtime/core-js/string/repeat.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/repeat"), __esModule: true };

node_modules/babel-runtime/core-js/string/starts-with.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/starts-with"), __esModule: true };

node_modules/babel-runtime/core-js/string/trim-end.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/trim-end"), __esModule: true };

node_modules/babel-runtime/core-js/string/trim-left.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/trim-left"), __esModule: true };

node_modules/babel-runtime/core-js/string/trim-right.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/trim-right"), __esModule: true };

node_modules/babel-runtime/core-js/string/trim-start.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/trim-start"), __esModule: true };

node_modules/babel-runtime/core-js/string/trim.js

@@ -0,0 +1 @@
+module.exports = { "default": require("core-js/library/fn/string/trim"), __esModule: true };