refactor: 引入 enum_dispatch 静态分发，提升性能 (#232)

Cargo.lock

@@ -392,6 +392,7 @@ dependencies = [
  "cookie",
  "cow-utils",
  "dirs",
+ "enum_dispatch",
  "float-ord",
  "futures",
  "handlebars",
@@ -889,6 +890,18 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "enum_dispatch"
+version = "0.3.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aa18ce2bc66555b3218614519ac839ddb759a7d6720732f979ef8d13be147ecd"
+dependencies = [
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.96",
+]
+
 [[package]]
 name = "equivalent"
 version = "1.0.1"