feat: add infer and tree_magic_mini meta plugins, make zstd internal by default

- Add infer crate as meta plugin for MIME type detection
- Add tree_magic_mini crate as alternative meta plugin for MIME type detection
- Add zstd, infer, tree_magic_mini to default features
- Fix static build script to use musl target instead of glibc+crt-static
- Remove hardcoded shell list from --generate-completion help text
- Fix update() in both new plugins to emit MIME metadata when buffer fills

Cargo.toml

@@ -41,6 +41,8 @@ log = "0.4"
 lz4_flex = { version = "0.12", optional = true }
 zstd = { version = "0.13", optional = true }
 magic = { version = "0.13", optional = true }
+infer = { version = "0.19", optional = true }
+tree_magic_mini = { version = "3.2", optional = true }
 nix = { version = "0.30", features = ["fs", "process"] }
 once_cell = "1.21"
 comfy-table = "7.2"
@@ -83,11 +85,15 @@ tiktoken-rs = { version = "0.9", optional = true }
 
 [features]
 # Default features include core compression engines and swagger UI
-default = ["magic", "lz4", "gzip", "client", "tokens"]
-
-# Full
-#default = ["server", "magic", "lz4", "swagger"]
-
+default = [
+        "client",
+        "gzip",
+        "infer",
+        "lz4",
+        "tokens",
+        "tree_magic_mini",
+        "zstd"
+]
 
 # Server feature (includes axum and related dependencies)
 server = ["dep:axum", "dep:tower", "dep:tower-http", "dep:utoipa", "dep:jsonwebtoken"]
@@ -100,11 +106,13 @@ xz = []
 zstd = ["dep:zstd"]
 
 # Plugin features (meta and filter)
-all-meta-plugins = ["dep:magic"]
+all-meta-plugins = ["dep:magic", "dep:infer", "dep:tree_magic_mini"]
 all-filter-plugins = []
 
 # Individual plugin features
 magic = ["dep:magic"]
+infer = ["dep:infer"]
+tree_magic_mini = ["dep:tree_magic_mini"]
 
 # Swagger UI feature
 swagger = ["dep:utoipa-swagger-ui"]