refactor: update documentation attributes and improve copyright comments in multiple files

Author: jmjoy

phper-test/src/context.rs

@@ -82,7 +82,6 @@ impl Context {
         ContextCommand { cmd, args }
     }
 
-    #[cfg_attr(docsrs, doc(cfg(feature = "fpm")))]
     pub fn find_php_fpm(&self) -> Option<String> {
         use std::ffi::OsStr;
 

phper-test/src/lib.rs

@@ -10,7 +10,7 @@
 
 #![warn(rust_2018_idioms, missing_docs)]
 #![warn(clippy::dbg_macro, clippy::print_stdout)]
-#![cfg_attr(docsrs, feature(doc_cfg))]
+#![cfg_attr(docsrs, feature(doc_auto_cfg))]
 #![doc = include_str!("../README.md")]
 
 pub mod cli;

phper/src/alloc.rs

@@ -1,3 +1,13 @@
+// Copyright (c) 2025 PHPER Framework Team
+// PHPER is licensed under Mulan PSL v2.
+// You can use this software according to the terms and conditions of the Mulan
+// PSL v2. You may obtain a copy of Mulan PSL v2 at:
+//          http://license.coscl.org.cn/MulanPSL2
+// THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY
+// KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
+// NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+// See the Mulan PSL v2 for more details.
+
 //! Memory allocation utilities and boxed types for PHP values.
 
 pub use phper_alloc::{RefClone, ToRefOwned};