Remove implicit optional dependency features (#2512)

* remove implicit optional dependency features

* switch to new features in desktop, router and signals crates

packages/signals/src/copy_value.rs

@@ -21,7 +21,7 @@ pub struct CopyValue<T: 'static, S: Storage<T> = UnsyncStorage> {
     origin_scope: ScopeId,
 }
 
-#[cfg(feature = "serde")]
+#[cfg(feature = "serialize")]
 impl<T: 'static, Store: Storage<T>> serde::Serialize for CopyValue<T, Store>
 where
     T: serde::Serialize,
@@ -31,7 +31,7 @@ where
     }
 }
 
-#[cfg(feature = "serde")]
+#[cfg(feature = "serialize")]
 impl<'de, T: 'static, Store: Storage<T>> serde::Deserialize<'de> for CopyValue<T, Store>
 where
     T: serde::Deserialize<'de>,

packages/signals/src/read_only_signal.rs

@@ -78,7 +78,7 @@ impl<T, S: Storage<SignalData<T>>> Readable for ReadOnlySignal<T, S> {
     }
 }
 
-#[cfg(feature = "serde")]
+#[cfg(feature = "serialize")]
 impl<T: serde::Serialize + 'static, Store: Storage<SignalData<T>>> serde::Serialize
     for ReadOnlySignal<T, Store>
 {
@@ -87,7 +87,7 @@ impl<T: serde::Serialize + 'static, Store: Storage<SignalData<T>>> serde::Serial
     }
 }
 
-#[cfg(feature = "serde")]
+#[cfg(feature = "serialize")]
 impl<'de, T: serde::Deserialize<'de> + 'static, Store: Storage<SignalData<T>>>
     serde::Deserialize<'de> for ReadOnlySignal<T, Store>
 {

packages/signals/src/signal.rs

@@ -455,7 +455,7 @@ impl<T: Clone, S: Storage<SignalData<T>> + 'static> Deref for Signal<T, S> {
     }
 }
 
-#[cfg(feature = "serde")]
+#[cfg(feature = "serialize")]
 impl<T: serde::Serialize + 'static, Store: Storage<SignalData<T>>> serde::Serialize
     for Signal<T, Store>
 {
@@ -464,7 +464,7 @@ impl<T: serde::Serialize + 'static, Store: Storage<SignalData<T>>> serde::Serial
     }
 }
 
-#[cfg(feature = "serde")]
+#[cfg(feature = "serialize")]
 impl<'de, T: serde::Deserialize<'de> + 'static, Store: Storage<SignalData<T>>>
     serde::Deserialize<'de> for Signal<T, Store>
 {