!2 spec build init

From: @meilier 
Reviewed-by: @duguhaotian 
Signed-off-by: @duguhaotian

WasmEngine.spec

@@ -0,0 +1,54 @@
+%global debug_package %{nil}
+
+Name:           WasmEngine
+Version:        v0.1.2
+Release:        1
+Summary:        WasmEngine is a webassembly function engine, which provides high concurrency and sandbox security.
+
+License:        Mulan PSL v2
+URL:            https://gitee.com/openeuler/WasmEngine
+Source0:        %{name}-%{version}.tar.gz
+
+BuildRequires:  rust,cargo,rust-packaging
+BuildRequires:  gcc,dtc,openssl-devel
+
+%description
+Based on Rust programming language, WasmEngine is a webassembly function engine, which provides high concurrency and sandbox security.
+Summary:        %{summary}
+
+%prep
+%autosetup -p1
+
+%build
+rm -f build.rs
+
+mkdir -p .cargo
+touch .cargo/config
+cat > .cargo/config << EOF
+[source.crates-io]
+replace-with = "vendored-sources"
+
+[source.vendored-sources]
+directory = "vendor"
+EOF
+
+CARGO_HOME=.cargo cargo build --release
+
+echo "build wasm success"
+
+%install
+install -d %{buildroot}%{_bindir}
+install -p ./target/release/wasm_engine %{buildroot}/usr/bin/wasm_engine
+
+%clean
+rm -rf %{buildroot}
+
+%files
+%attr(550,root,root) %{_bindir}/wasm_engine
+
+%changelog
+* Fri Jul 29 2022 jiangpengfei <jiangpengfei9@huawei.com> - v0.1.2-1
+- Type: requirement
+- CVE: NA
+- SUG: restart
+- DESC: package init