feat(services/compfs): init compfs (#4519)

* feat: init compfs

* docs: add license header

core/Cargo.toml

@@ -113,6 +113,7 @@ services-b2 = []
 services-cacache = ["dep:cacache"]
 services-chainsafe = []
 services-cloudflare-kv = []
+services-compfs = ["dep:compio"]
 services-cos = [
   "dep:reqsign",
   "reqsign?/services-tencent",
@@ -323,6 +324,8 @@ tikv-client = { version = "0.3.0", optional = true, default-features = false }
 hdfs-native = { version = "0.6.0", optional = true }
 # for services-surrealdb
 surrealdb = { version = "1.3.0", optional = true, features = ["protocol-http"] }
+# for services-compfs
+compio = { version = "0.9.0", optional = true, features = ["runtime"] }
 
 # Layers
 # for layers-async-backtrace

core/src/services/compfs/mod.rs

@@ -0,0 +1,16 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.

core/src/services/mod.rs

@@ -406,3 +406,6 @@ mod surrealdb;
 pub use surrealdb::Surrealdb;
 #[cfg(feature = "services-surrealdb")]
 pub use surrealdb::SurrealdbConfig;
+
+#[cfg(feature = "services-compfs")]
+mod compfs;