Fix Clone support

(cherry picked from commit f7258e6)

Author: dspatoulas

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "sqlx-tracing"
-version = "0.2.0"
+version = "0.2.1"
 edition = "2024"
 description = "OpenTelemetry-compatible tracing for SQLx database operations in Rust."
 license = "MIT"

Cargo.toml

@@ -110,7 +110,7 @@ impl<DB: sqlx::Database> PoolBuilder<DB> {
 /// An asynchronous pool of SQLx database connections with tracing instrumentation.
 ///
 /// Wraps a SQLx [`Pool`] and propagates tracing attributes to all acquired connections.
-#[derive(Clone, Debug)]
+#[derive(Debug)]
 pub struct Pool<DB>
 where
     DB: sqlx::Database,
@@ -119,14 +119,26 @@ where
     attributes: Arc<Attributes>,
 }
 
+impl<DB> Clone for Pool<DB>
+where
+    DB: sqlx::Database,
+{
+    fn clone(&self) -> Self {
+        Self {
+            inner: self.inner.clone(),
+            attributes: Arc::clone(&self.attributes),
+        }
+    }
+}
+
 impl<DB> From<sqlx::Pool<DB>> for Pool<DB>
 where
     DB: sqlx::Database,
     PoolBuilder<DB>: From<sqlx::Pool<DB>>,
 {
     /// Convert a SQLx [`Pool`] into a tracing-instrumented [`Pool`].
     fn from(inner: sqlx::Pool<DB>) -> Self {
-        PoolBuilder::from(inner).build()
+        PoolBuilder::from(inner.into()).build()
     }
 }