fix doctest, enable all features for docs.rs

crates/servicepoint/src/command.rs

@@ -89,8 +89,8 @@ pub enum Command {
     /// # use servicepoint::{Command, Connection, Origin};
     /// # let connection = Connection::Fake;
     /// use servicepoint::{CharGrid, Cp437Grid};
-    /// let grid = CharGrid::from(&"Hello,\nWorld!");
+    /// let grid = CharGrid::from("Hello,\nWorld!");
-    /// let grid = Cp437Grid::from(grid);
+    /// let grid = Cp437Grid::from(&grid);
     /// connection.send(Command::Cp437Data(Origin::ZERO, grid)).expect("send failed");
     /// ```
     ///

crates/servicepoint/src/connection.rs

@@ -90,7 +90,7 @@ impl Connection {
     ///
     /// # Examples
     ///
-    /// ```rust
+    /// ```no_run
     /// use tungstenite::http::Uri;
     /// use servicepoint::{Command, Connection};
     /// let uri = "ws://localhost:8080".parse().unwrap();

crates/servicepoint_binding_c/Cargo.toml

@@ -23,3 +23,6 @@ features = ["all_compressions"]
 
 [lints]
 workspace = true
+
+[package.metadata.docs.rs]
+all-features = true