diff --git a/compiled/facebook-www/REVISION b/compiled/facebook-www/REVISION
index 7529a54237085..eb83bff4e4796 100644
--- a/compiled/facebook-www/REVISION
+++ b/compiled/facebook-www/REVISION
@@ -1 +1 @@
-cb151849e13f46ec64570519cb93d5939fb60cab
+ed71a3ad2965617c27c6e7ca7577f15b8ca4152c
diff --git a/compiled/facebook-www/ReactART-dev.classic.js b/compiled/facebook-www/ReactART-dev.classic.js
index 29d755545b088..d038b54f89daa 100644
--- a/compiled/facebook-www/ReactART-dev.classic.js
+++ b/compiled/facebook-www/ReactART-dev.classic.js
@@ -63,7 +63,7 @@ function _assertThisInitialized(self) {
   return self;
 }
 
-var ReactVersion = '19.0.0-www-classic-82bda7e4';
+var ReactVersion = '19.0.0-www-classic-017c7d00';
 
 var LegacyRoot = 0;
 var ConcurrentRoot = 1;
@@ -9499,9 +9499,14 @@ function imperativeHandleEffect(create, ref) {
   if (typeof ref === 'function') {
     var refCallback = ref;
     var inst = create();
-    refCallback(inst);
+    var refCleanup = refCallback(inst);
     return function () {
-      refCallback(null);
+      if (typeof refCleanup === 'function') {
+        // $FlowFixMe[incompatible-use] we need to assume no parameters
+        refCleanup();
+      } else {
+        refCallback(null);
+      }
     };
   } else if (ref !== null && ref !== undefined) {
     var refObject = ref;
diff --git a/compiled/facebook-www/ReactART-dev.modern.js b/compiled/facebook-www/ReactART-dev.modern.js
index 9aa5e5d4c9b94..363c1b122113b 100644
--- a/compiled/facebook-www/ReactART-dev.modern.js
+++ b/compiled/facebook-www/ReactART-dev.modern.js
@@ -63,7 +63,7 @@ function _assertThisInitialized(self) {
   return self;
 }
 
-var ReactVersion = '19.0.0-www-modern-3ebdca5b';
+var ReactVersion = '19.0.0-www-modern-a482793f';
 
 var LegacyRoot = 0;
 var ConcurrentRoot = 1;
@@ -9288,9 +9288,14 @@ function imperativeHandleEffect(create, ref) {
   if (typeof ref === 'function') {
     var refCallback = ref;
     var inst = create();
-    refCallback(inst);
+    var refCleanup = refCallback(inst);
     return function () {
-      refCallback(null);
+      if (typeof refCleanup === 'function') {
+        // $FlowFixMe[incompatible-use] we need to assume no parameters
+        refCleanup();
+      } else {
+        refCallback(null);
+      }
     };
   } else if (ref !== null && ref !== undefined) {
     var refObject = ref;
diff --git a/compiled/facebook-www/ReactART-prod.classic.js b/compiled/facebook-www/ReactART-prod.classic.js
index 1e121cfa49f9b..6970cf41b47a3 100644
--- a/compiled/facebook-www/ReactART-prod.classic.js
+++ b/compiled/facebook-www/ReactART-prod.classic.js
@@ -3243,14 +3243,13 @@ function updateLayoutEffect(create, deps) {
   return updateEffectImpl(4, 4, create, deps);
 }
 function imperativeHandleEffect(create, ref) {
-  if ("function" === typeof ref)
-    return (
-      (create = create()),
-      ref(create),
-      function () {
-        ref(null);
-      }
-    );
+  if ("function" === typeof ref) {
+    create = create();
+    var refCleanup = ref(create);
+    return function () {
+      "function" === typeof refCleanup ? refCleanup() : ref(null);
+    };
+  }
   if (null !== ref && void 0 !== ref)
     return (
       (create = create()),
@@ -10628,7 +10627,7 @@ var slice = Array.prototype.slice,
       return null;
     },
     bundleType: 0,
-    version: "19.0.0-www-classic-6eb34c6f",
+    version: "19.0.0-www-classic-7fa474dd",
     rendererPackageName: "react-art"
   };
 var internals$jscomp$inline_1331 = {
@@ -10659,7 +10658,7 @@ var internals$jscomp$inline_1331 = {
   scheduleRoot: null,
   setRefreshHandler: null,
   getCurrentFiber: null,
-  reconcilerVersion: "19.0.0-www-classic-6eb34c6f"
+  reconcilerVersion: "19.0.0-www-classic-7fa474dd"
 };
 if ("undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__) {
   var hook$jscomp$inline_1332 = __REACT_DEVTOOLS_GLOBAL_HOOK__;
diff --git a/compiled/facebook-www/ReactART-prod.modern.js b/compiled/facebook-www/ReactART-prod.modern.js
index 816c19dee9f18..8ce559d01ba20 100644
--- a/compiled/facebook-www/ReactART-prod.modern.js
+++ b/compiled/facebook-www/ReactART-prod.modern.js
@@ -3041,14 +3041,13 @@ function updateLayoutEffect(create, deps) {
   return updateEffectImpl(4, 4, create, deps);
 }
 function imperativeHandleEffect(create, ref) {
-  if ("function" === typeof ref)
-    return (
-      (create = create()),
-      ref(create),
-      function () {
-        ref(null);
-      }
-    );
+  if ("function" === typeof ref) {
+    create = create();
+    var refCleanup = ref(create);
+    return function () {
+      "function" === typeof refCleanup ? refCleanup() : ref(null);
+    };
+  }
   if (null !== ref && void 0 !== ref)
     return (
       (create = create()),
@@ -10107,7 +10106,7 @@ var slice = Array.prototype.slice,
       return null;
     },
     bundleType: 0,
-    version: "19.0.0-www-modern-fad207b4",
+    version: "19.0.0-www-modern-f1a1a01e",
     rendererPackageName: "react-art"
   };
 var internals$jscomp$inline_1316 = {
@@ -10138,7 +10137,7 @@ var internals$jscomp$inline_1316 = {
   scheduleRoot: null,
   setRefreshHandler: null,
   getCurrentFiber: null,
-  reconcilerVersion: "19.0.0-www-modern-fad207b4"
+  reconcilerVersion: "19.0.0-www-modern-f1a1a01e"
 };
 if ("undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__) {
   var hook$jscomp$inline_1317 = __REACT_DEVTOOLS_GLOBAL_HOOK__;
diff --git a/compiled/facebook-www/ReactDOM-dev.classic.js b/compiled/facebook-www/ReactDOM-dev.classic.js
index b334b9fdac6c2..63f118fe2cc79 100644
--- a/compiled/facebook-www/ReactDOM-dev.classic.js
+++ b/compiled/facebook-www/ReactDOM-dev.classic.js
@@ -13179,9 +13179,14 @@ function imperativeHandleEffect(create, ref) {
   if (typeof ref === 'function') {
     var refCallback = ref;
     var inst = create();
-    refCallback(inst);
+    var refCleanup = refCallback(inst);
     return function () {
-      refCallback(null);
+      if (typeof refCleanup === 'function') {
+        // $FlowFixMe[incompatible-use] we need to assume no parameters
+        refCleanup();
+      } else {
+        refCallback(null);
+      }
     };
   } else if (ref !== null && ref !== undefined) {
     var refObject = ref;
@@ -30838,7 +30843,7 @@ identifierPrefix, onUncaughtError, onCaughtError, onRecoverableError, transition
   return root;
 }
 
-var ReactVersion = '19.0.0-www-classic-fa4f664d';
+var ReactVersion = '19.0.0-www-classic-ef216d44';
 
 function createPortal$1(children, containerInfo, // TODO: figure out the API for cross-renderer implementation.
 implementation) {
diff --git a/compiled/facebook-www/ReactDOM-dev.modern.js b/compiled/facebook-www/ReactDOM-dev.modern.js
index f9a0ebdf9bc56..b58cb58dd75bc 100644
--- a/compiled/facebook-www/ReactDOM-dev.modern.js
+++ b/compiled/facebook-www/ReactDOM-dev.modern.js
@@ -12920,9 +12920,14 @@ function imperativeHandleEffect(create, ref) {
   if (typeof ref === 'function') {
     var refCallback = ref;
     var inst = create();
-    refCallback(inst);
+    var refCleanup = refCallback(inst);
     return function () {
-      refCallback(null);
+      if (typeof refCleanup === 'function') {
+        // $FlowFixMe[incompatible-use] we need to assume no parameters
+        refCleanup();
+      } else {
+        refCallback(null);
+      }
     };
   } else if (ref !== null && ref !== undefined) {
     var refObject = ref;
@@ -30013,7 +30018,7 @@ identifierPrefix, onUncaughtError, onCaughtError, onRecoverableError, transition
   return root;
 }
 
-var ReactVersion = '19.0.0-www-modern-e85a4fdc';
+var ReactVersion = '19.0.0-www-modern-cc3909ff';
 
 function createPortal$1(children, containerInfo, // TODO: figure out the API for cross-renderer implementation.
 implementation) {
diff --git a/compiled/facebook-www/ReactDOM-prod.classic.js b/compiled/facebook-www/ReactDOM-prod.classic.js
index 1ac14a3241e97..655a673601c97 100644
--- a/compiled/facebook-www/ReactDOM-prod.classic.js
+++ b/compiled/facebook-www/ReactDOM-prod.classic.js
@@ -4009,14 +4009,13 @@ function updateLayoutEffect(create, deps) {
   return updateEffectImpl(4, 4, create, deps);
 }
 function imperativeHandleEffect(create, ref) {
-  if ("function" === typeof ref)
-    return (
-      (create = create()),
-      ref(create),
-      function () {
-        ref(null);
-      }
-    );
+  if ("function" === typeof ref) {
+    create = create();
+    var refCleanup = ref(create);
+    return function () {
+      "function" === typeof refCleanup ? refCleanup() : ref(null);
+    };
+  }
   if (null !== ref && void 0 !== ref)
     return (
       (create = create()),
@@ -17002,7 +17001,7 @@ Internals.Events = [
 var devToolsConfig$jscomp$inline_1725 = {
   findFiberByHostInstance: getClosestInstanceFromNode,
   bundleType: 0,
-  version: "19.0.0-www-classic-ea2724fc",
+  version: "19.0.0-www-classic-4a0aa6db",
   rendererPackageName: "react-dom"
 };
 var internals$jscomp$inline_2169 = {
@@ -17032,7 +17031,7 @@ var internals$jscomp$inline_2169 = {
   scheduleRoot: null,
   setRefreshHandler: null,
   getCurrentFiber: null,
-  reconcilerVersion: "19.0.0-www-classic-ea2724fc"
+  reconcilerVersion: "19.0.0-www-classic-4a0aa6db"
 };
 if ("undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__) {
   var hook$jscomp$inline_2170 = __REACT_DEVTOOLS_GLOBAL_HOOK__;
@@ -17536,4 +17535,4 @@ exports.useFormState = function (action, initialState, permalink) {
 exports.useFormStatus = function () {
   return ReactSharedInternals.H.useHostTransitionStatus();
 };
-exports.version = "19.0.0-www-classic-ea2724fc";
+exports.version = "19.0.0-www-classic-4a0aa6db";
diff --git a/compiled/facebook-www/ReactDOM-prod.modern.js b/compiled/facebook-www/ReactDOM-prod.modern.js
index dd3e32cd38b54..3921b161297f2 100644
--- a/compiled/facebook-www/ReactDOM-prod.modern.js
+++ b/compiled/facebook-www/ReactDOM-prod.modern.js
@@ -3797,14 +3797,13 @@ function updateLayoutEffect(create, deps) {
   return updateEffectImpl(4, 4, create, deps);
 }
 function imperativeHandleEffect(create, ref) {
-  if ("function" === typeof ref)
-    return (
-      (create = create()),
-      ref(create),
-      function () {
-        ref(null);
-      }
-    );
+  if ("function" === typeof ref) {
+    create = create();
+    var refCleanup = ref(create);
+    return function () {
+      "function" === typeof refCleanup ? refCleanup() : ref(null);
+    };
+  }
   if (null !== ref && void 0 !== ref)
     return (
       (create = create()),
@@ -16369,7 +16368,7 @@ Internals.Events = [
 var devToolsConfig$jscomp$inline_1692 = {
   findFiberByHostInstance: getClosestInstanceFromNode,
   bundleType: 0,
-  version: "19.0.0-www-modern-49e9a3fc",
+  version: "19.0.0-www-modern-5d32f0b5",
   rendererPackageName: "react-dom"
 };
 var internals$jscomp$inline_2159 = {
@@ -16399,7 +16398,7 @@ var internals$jscomp$inline_2159 = {
   scheduleRoot: null,
   setRefreshHandler: null,
   getCurrentFiber: null,
-  reconcilerVersion: "19.0.0-www-modern-49e9a3fc"
+  reconcilerVersion: "19.0.0-www-modern-5d32f0b5"
 };
 if ("undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__) {
   var hook$jscomp$inline_2160 = __REACT_DEVTOOLS_GLOBAL_HOOK__;
@@ -16773,4 +16772,4 @@ exports.useFormState = function (action, initialState, permalink) {
 exports.useFormStatus = function () {
   return ReactSharedInternals.H.useHostTransitionStatus();
 };
-exports.version = "19.0.0-www-modern-49e9a3fc";
+exports.version = "19.0.0-www-modern-5d32f0b5";
diff --git a/compiled/facebook-www/ReactDOM-profiling.classic.js b/compiled/facebook-www/ReactDOM-profiling.classic.js
index c2dd46769c3fa..4da2a7b03ae6f 100644
--- a/compiled/facebook-www/ReactDOM-profiling.classic.js
+++ b/compiled/facebook-www/ReactDOM-profiling.classic.js
@@ -4145,14 +4145,13 @@ function updateLayoutEffect(create, deps) {
   return updateEffectImpl(4, 4, create, deps);
 }
 function imperativeHandleEffect(create, ref) {
-  if ("function" === typeof ref)
-    return (
-      (create = create()),
-      ref(create),
-      function () {
-        ref(null);
-      }
-    );
+  if ("function" === typeof ref) {
+    create = create();
+    var refCleanup = ref(create);
+    return function () {
+      "function" === typeof refCleanup ? refCleanup() : ref(null);
+    };
+  }
   if (null !== ref && void 0 !== ref)
     return (
       (create = create()),
@@ -17750,7 +17749,7 @@ Internals.Events = [
 var devToolsConfig$jscomp$inline_1811 = {
   findFiberByHostInstance: getClosestInstanceFromNode,
   bundleType: 0,
-  version: "19.0.0-www-classic-9ca8043c",
+  version: "19.0.0-www-classic-193f2253",
   rendererPackageName: "react-dom"
 };
 (function (internals) {
@@ -17794,7 +17793,7 @@ var devToolsConfig$jscomp$inline_1811 = {
   scheduleRoot: null,
   setRefreshHandler: null,
   getCurrentFiber: null,
-  reconcilerVersion: "19.0.0-www-classic-9ca8043c"
+  reconcilerVersion: "19.0.0-www-classic-193f2253"
 });
 function ReactDOMRoot(internalRoot) {
   this._internalRoot = internalRoot;
@@ -18285,7 +18284,7 @@ exports.useFormState = function (action, initialState, permalink) {
 exports.useFormStatus = function () {
   return ReactSharedInternals.H.useHostTransitionStatus();
 };
-exports.version = "19.0.0-www-classic-9ca8043c";
+exports.version = "19.0.0-www-classic-193f2253";
 "undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ &&
   "function" ===
     typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop &&
diff --git a/compiled/facebook-www/ReactDOM-profiling.modern.js b/compiled/facebook-www/ReactDOM-profiling.modern.js
index 812f052238f34..beab9c05498d4 100644
--- a/compiled/facebook-www/ReactDOM-profiling.modern.js
+++ b/compiled/facebook-www/ReactDOM-profiling.modern.js
@@ -3933,14 +3933,13 @@ function updateLayoutEffect(create, deps) {
   return updateEffectImpl(4, 4, create, deps);
 }
 function imperativeHandleEffect(create, ref) {
-  if ("function" === typeof ref)
-    return (
-      (create = create()),
-      ref(create),
-      function () {
-        ref(null);
-      }
-    );
+  if ("function" === typeof ref) {
+    create = create();
+    var refCleanup = ref(create);
+    return function () {
+      "function" === typeof refCleanup ? refCleanup() : ref(null);
+    };
+  }
   if (null !== ref && void 0 !== ref)
     return (
       (create = create()),
@@ -17100,7 +17099,7 @@ Internals.Events = [
 var devToolsConfig$jscomp$inline_1778 = {
   findFiberByHostInstance: getClosestInstanceFromNode,
   bundleType: 0,
-  version: "19.0.0-www-modern-202bde77",
+  version: "19.0.0-www-modern-18e566dc",
   rendererPackageName: "react-dom"
 };
 (function (internals) {
@@ -17144,7 +17143,7 @@ var devToolsConfig$jscomp$inline_1778 = {
   scheduleRoot: null,
   setRefreshHandler: null,
   getCurrentFiber: null,
-  reconcilerVersion: "19.0.0-www-modern-202bde77"
+  reconcilerVersion: "19.0.0-www-modern-18e566dc"
 });
 function ReactDOMRoot(internalRoot) {
   this._internalRoot = internalRoot;
@@ -17505,7 +17504,7 @@ exports.useFormState = function (action, initialState, permalink) {
 exports.useFormStatus = function () {
   return ReactSharedInternals.H.useHostTransitionStatus();
 };
-exports.version = "19.0.0-www-modern-202bde77";
+exports.version = "19.0.0-www-modern-18e566dc";
 "undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ &&
   "function" ===
     typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop &&
diff --git a/compiled/facebook-www/ReactDOMTesting-dev.classic.js b/compiled/facebook-www/ReactDOMTesting-dev.classic.js
index 36767d19c3c38..a9901cbe20963 100644
--- a/compiled/facebook-www/ReactDOMTesting-dev.classic.js
+++ b/compiled/facebook-www/ReactDOMTesting-dev.classic.js
@@ -13317,9 +13317,14 @@ function imperativeHandleEffect(create, ref) {
   if (typeof ref === 'function') {
     var refCallback = ref;
     var inst = create();
-    refCallback(inst);
+    var refCleanup = refCallback(inst);
     return function () {
-      refCallback(null);
+      if (typeof refCleanup === 'function') {
+        // $FlowFixMe[incompatible-use] we need to assume no parameters
+        refCleanup();
+      } else {
+        refCallback(null);
+      }
     };
   } else if (ref !== null && ref !== undefined) {
     var refObject = ref;
@@ -31401,7 +31406,7 @@ identifierPrefix, onUncaughtError, onCaughtError, onRecoverableError, transition
   return root;
 }
 
-var ReactVersion = '19.0.0-www-classic-b847fa95';
+var ReactVersion = '19.0.0-www-classic-a7b75c74';
 
 function createPortal$1(children, containerInfo, // TODO: figure out the API for cross-renderer implementation.
 implementation) {
diff --git a/compiled/facebook-www/ReactDOMTesting-dev.modern.js b/compiled/facebook-www/ReactDOMTesting-dev.modern.js
index 9c458b7c51d03..e3be9170de2e3 100644
--- a/compiled/facebook-www/ReactDOMTesting-dev.modern.js
+++ b/compiled/facebook-www/ReactDOMTesting-dev.modern.js
@@ -13058,9 +13058,14 @@ function imperativeHandleEffect(create, ref) {
   if (typeof ref === 'function') {
     var refCallback = ref;
     var inst = create();
-    refCallback(inst);
+    var refCleanup = refCallback(inst);
     return function () {
-      refCallback(null);
+      if (typeof refCleanup === 'function') {
+        // $FlowFixMe[incompatible-use] we need to assume no parameters
+        refCleanup();
+      } else {
+        refCallback(null);
+      }
     };
   } else if (ref !== null && ref !== undefined) {
     var refObject = ref;
@@ -30576,7 +30581,7 @@ identifierPrefix, onUncaughtError, onCaughtError, onRecoverableError, transition
   return root;
 }
 
-var ReactVersion = '19.0.0-www-modern-07702711';
+var ReactVersion = '19.0.0-www-modern-3b2e7465';
 
 function createPortal$1(children, containerInfo, // TODO: figure out the API for cross-renderer implementation.
 implementation) {
diff --git a/compiled/facebook-www/ReactDOMTesting-prod.classic.js b/compiled/facebook-www/ReactDOMTesting-prod.classic.js
index 8da5be43bc1e9..29d42f8f77cb8 100644
--- a/compiled/facebook-www/ReactDOMTesting-prod.classic.js
+++ b/compiled/facebook-www/ReactDOMTesting-prod.classic.js
@@ -4095,14 +4095,13 @@ function updateLayoutEffect(create, deps) {
   return updateEffectImpl(4, 4, create, deps);
 }
 function imperativeHandleEffect(create, ref) {
-  if ("function" === typeof ref)
-    return (
-      (create = create()),
-      ref(create),
-      function () {
-        ref(null);
-      }
-    );
+  if ("function" === typeof ref) {
+    create = create();
+    var refCleanup = ref(create);
+    return function () {
+      "function" === typeof refCleanup ? refCleanup() : ref(null);
+    };
+  }
   if (null !== ref && void 0 !== ref)
     return (
       (create = create()),
@@ -17331,7 +17330,7 @@ Internals.Events = [
 var devToolsConfig$jscomp$inline_1754 = {
   findFiberByHostInstance: getClosestInstanceFromNode,
   bundleType: 0,
-  version: "19.0.0-www-classic-dbc68783",
+  version: "19.0.0-www-classic-9442cd50",
   rendererPackageName: "react-dom"
 };
 var internals$jscomp$inline_2203 = {
@@ -17361,7 +17360,7 @@ var internals$jscomp$inline_2203 = {
   scheduleRoot: null,
   setRefreshHandler: null,
   getCurrentFiber: null,
-  reconcilerVersion: "19.0.0-www-classic-dbc68783"
+  reconcilerVersion: "19.0.0-www-classic-9442cd50"
 };
 if ("undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__) {
   var hook$jscomp$inline_2204 = __REACT_DEVTOOLS_GLOBAL_HOOK__;
@@ -18016,4 +18015,4 @@ exports.useFormState = function (action, initialState, permalink) {
 exports.useFormStatus = function () {
   return ReactSharedInternals.H.useHostTransitionStatus();
 };
-exports.version = "19.0.0-www-classic-dbc68783";
+exports.version = "19.0.0-www-classic-9442cd50";
diff --git a/compiled/facebook-www/ReactDOMTesting-prod.modern.js b/compiled/facebook-www/ReactDOMTesting-prod.modern.js
index 425803abe6650..f1b6afa086b9b 100644
--- a/compiled/facebook-www/ReactDOMTesting-prod.modern.js
+++ b/compiled/facebook-www/ReactDOMTesting-prod.modern.js
@@ -3942,14 +3942,13 @@ function updateLayoutEffect(create, deps) {
   return updateEffectImpl(4, 4, create, deps);
 }
 function imperativeHandleEffect(create, ref) {
-  if ("function" === typeof ref)
-    return (
-      (create = create()),
-      ref(create),
-      function () {
-        ref(null);
-      }
-    );
+  if ("function" === typeof ref) {
+    create = create();
+    var refCleanup = ref(create);
+    return function () {
+      "function" === typeof refCleanup ? refCleanup() : ref(null);
+    };
+  }
   if (null !== ref && void 0 !== ref)
     return (
       (create = create()),
@@ -16757,7 +16756,7 @@ Internals.Events = [
 var devToolsConfig$jscomp$inline_1721 = {
   findFiberByHostInstance: getClosestInstanceFromNode,
   bundleType: 0,
-  version: "19.0.0-www-modern-627a8b3b",
+  version: "19.0.0-www-modern-801e67ba",
   rendererPackageName: "react-dom"
 };
 var internals$jscomp$inline_2193 = {
@@ -16787,7 +16786,7 @@ var internals$jscomp$inline_2193 = {
   scheduleRoot: null,
   setRefreshHandler: null,
   getCurrentFiber: null,
-  reconcilerVersion: "19.0.0-www-modern-627a8b3b"
+  reconcilerVersion: "19.0.0-www-modern-801e67ba"
 };
 if ("undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__) {
   var hook$jscomp$inline_2194 = __REACT_DEVTOOLS_GLOBAL_HOOK__;
@@ -17312,4 +17311,4 @@ exports.useFormState = function (action, initialState, permalink) {
 exports.useFormStatus = function () {
   return ReactSharedInternals.H.useHostTransitionStatus();
 };
-exports.version = "19.0.0-www-modern-627a8b3b";
+exports.version = "19.0.0-www-modern-801e67ba";
diff --git a/compiled/facebook-www/ReactReconciler-dev.classic.js b/compiled/facebook-www/ReactReconciler-dev.classic.js
index 37036ee4b66ba..4eeab547147f8 100644
--- a/compiled/facebook-www/ReactReconciler-dev.classic.js
+++ b/compiled/facebook-www/ReactReconciler-dev.classic.js
@@ -10113,9 +10113,14 @@ function imperativeHandleEffect(create, ref) {
   if (typeof ref === 'function') {
     var refCallback = ref;
     var inst = create();
-    refCallback(inst);
+    var refCleanup = refCallback(inst);
     return function () {
-      refCallback(null);
+      if (typeof refCleanup === 'function') {
+        // $FlowFixMe[incompatible-use] we need to assume no parameters
+        refCleanup();
+      } else {
+        refCallback(null);
+      }
     };
   } else if (ref !== null && ref !== undefined) {
     var refObject = ref;
@@ -28657,7 +28662,7 @@ identifierPrefix, onUncaughtError, onCaughtError, onRecoverableError, transition
   return root;
 }
 
-var ReactVersion = '19.0.0-www-classic-1d546420';
+var ReactVersion = '19.0.0-www-classic-1149d5eb';
 
 /*
  * The `'' + value` pattern (used in perf-sensitive code) throws for Symbol
diff --git a/compiled/facebook-www/ReactReconciler-dev.modern.js b/compiled/facebook-www/ReactReconciler-dev.modern.js
index f194da321b39c..e9585949b70d9 100644
--- a/compiled/facebook-www/ReactReconciler-dev.modern.js
+++ b/compiled/facebook-www/ReactReconciler-dev.modern.js
@@ -9904,9 +9904,14 @@ function imperativeHandleEffect(create, ref) {
   if (typeof ref === 'function') {
     var refCallback = ref;
     var inst = create();
-    refCallback(inst);
+    var refCleanup = refCallback(inst);
     return function () {
-      refCallback(null);
+      if (typeof refCleanup === 'function') {
+        // $FlowFixMe[incompatible-use] we need to assume no parameters
+        refCleanup();
+      } else {
+        refCallback(null);
+      }
     };
   } else if (ref !== null && ref !== undefined) {
     var refObject = ref;
@@ -27923,7 +27928,7 @@ identifierPrefix, onUncaughtError, onCaughtError, onRecoverableError, transition
   return root;
 }
 
-var ReactVersion = '19.0.0-www-modern-f6d4b94f';
+var ReactVersion = '19.0.0-www-modern-15a2a984';
 
 /*
  * The `'' + value` pattern (used in perf-sensitive code) throws for Symbol
diff --git a/compiled/facebook-www/ReactReconciler-prod.classic.js b/compiled/facebook-www/ReactReconciler-prod.classic.js
index 9f54d51b16d18..5b7689a61e61c 100644
--- a/compiled/facebook-www/ReactReconciler-prod.classic.js
+++ b/compiled/facebook-www/ReactReconciler-prod.classic.js
@@ -3142,14 +3142,13 @@ module.exports = function ($$$config) {
     return updateEffectImpl(4, 4, create, deps);
   }
   function imperativeHandleEffect(create, ref) {
-    if ("function" === typeof ref)
-      return (
-        (create = create()),
-        ref(create),
-        function () {
-          ref(null);
-        }
-      );
+    if ("function" === typeof ref) {
+      create = create();
+      var refCleanup = ref(create);
+      return function () {
+        "function" === typeof refCleanup ? refCleanup() : ref(null);
+      };
+    }
     if (null !== ref && void 0 !== ref)
       return (
         (create = create()),
@@ -12637,7 +12636,7 @@ module.exports = function ($$$config) {
       scheduleRoot: null,
       setRefreshHandler: null,
       getCurrentFiber: null,
-      reconcilerVersion: "19.0.0-www-classic-a5d26b69"
+      reconcilerVersion: "19.0.0-www-classic-6828a4f8"
     };
     if ("undefined" === typeof __REACT_DEVTOOLS_GLOBAL_HOOK__)
       devToolsConfig = !1;
diff --git a/compiled/facebook-www/ReactReconciler-prod.modern.js b/compiled/facebook-www/ReactReconciler-prod.modern.js
index dae4bb59e9713..7c9ca3b2fb507 100644
--- a/compiled/facebook-www/ReactReconciler-prod.modern.js
+++ b/compiled/facebook-www/ReactReconciler-prod.modern.js
@@ -3002,14 +3002,13 @@ module.exports = function ($$$config) {
     return updateEffectImpl(4, 4, create, deps);
   }
   function imperativeHandleEffect(create, ref) {
-    if ("function" === typeof ref)
-      return (
-        (create = create()),
-        ref(create),
-        function () {
-          ref(null);
-        }
-      );
+    if ("function" === typeof ref) {
+      create = create();
+      var refCleanup = ref(create);
+      return function () {
+        "function" === typeof refCleanup ? refCleanup() : ref(null);
+      };
+    }
     if (null !== ref && void 0 !== ref)
       return (
         (create = create()),
@@ -12154,7 +12153,7 @@ module.exports = function ($$$config) {
       scheduleRoot: null,
       setRefreshHandler: null,
       getCurrentFiber: null,
-      reconcilerVersion: "19.0.0-www-modern-dca36832"
+      reconcilerVersion: "19.0.0-www-modern-0fe86052"
     };
     if ("undefined" === typeof __REACT_DEVTOOLS_GLOBAL_HOOK__)
       devToolsConfig = !1;
diff --git a/compiled/facebook-www/ReactTestRenderer-dev.classic.js b/compiled/facebook-www/ReactTestRenderer-dev.classic.js
index 7f68efa35c0d1..1af033807143a 100644
--- a/compiled/facebook-www/ReactTestRenderer-dev.classic.js
+++ b/compiled/facebook-www/ReactTestRenderer-dev.classic.js
@@ -8576,9 +8576,14 @@ function imperativeHandleEffect(create, ref) {
   if (typeof ref === 'function') {
     var refCallback = ref;
     var inst = create();
-    refCallback(inst);
+    var refCleanup = refCallback(inst);
     return function () {
-      refCallback(null);
+      if (typeof refCleanup === 'function') {
+        // $FlowFixMe[incompatible-use] we need to assume no parameters
+        refCleanup();
+      } else {
+        refCallback(null);
+      }
     };
   } else if (ref !== null && ref !== undefined) {
     var refObject = ref;
@@ -23119,7 +23124,7 @@ identifierPrefix, onUncaughtError, onCaughtError, onRecoverableError, transition
   return root;
 }
 
-var ReactVersion = '19.0.0-www-classic-38b23cd9';
+var ReactVersion = '19.0.0-www-classic-70abb992';
 
 /*
  * The `'' + value` pattern (used in perf-sensitive code) throws for Symbol
diff --git a/compiled/facebook-www/ReactTestRenderer-dev.modern.js b/compiled/facebook-www/ReactTestRenderer-dev.modern.js
index 0bb22a1f14072..11807b23f3c8f 100644
--- a/compiled/facebook-www/ReactTestRenderer-dev.modern.js
+++ b/compiled/facebook-www/ReactTestRenderer-dev.modern.js
@@ -8576,9 +8576,14 @@ function imperativeHandleEffect(create, ref) {
   if (typeof ref === 'function') {
     var refCallback = ref;
     var inst = create();
-    refCallback(inst);
+    var refCleanup = refCallback(inst);
     return function () {
-      refCallback(null);
+      if (typeof refCleanup === 'function') {
+        // $FlowFixMe[incompatible-use] we need to assume no parameters
+        refCleanup();
+      } else {
+        refCallback(null);
+      }
     };
   } else if (ref !== null && ref !== undefined) {
     var refObject = ref;
@@ -23119,7 +23124,7 @@ identifierPrefix, onUncaughtError, onCaughtError, onRecoverableError, transition
   return root;
 }
 
-var ReactVersion = '19.0.0-www-modern-38b23cd9';
+var ReactVersion = '19.0.0-www-modern-70abb992';
 
 /*
  * The `'' + value` pattern (used in perf-sensitive code) throws for Symbol