feat(http): add zstd support (#2561)

.changes/change-pr-2561.md

@@ -0,0 +1,6 @@
+---
+http: patch
+http-js: patch
+---
+
+Add `zstd` cargo feature flag to enable `reqwest/zstd` flag.

Cargo.lock

@@ -386,6 +386,8 @@ dependencies = [
  "memchr",
  "pin-project-lite",
  "tokio",
+ "zstd",
+ "zstd-safe",
 ]
 
 [[package]]
@@ -901,6 +903,8 @@ version = "1.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f34d93e62b03caf570cccc334cbc6c2fceca82f39211051345108adcba3eebdc"
 dependencies = [
+ "jobserver",
+ "libc",
  "shlex",
 ]
 
@@ -3199,6 +3203,15 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8eaf4bc02d17cbdd7ff4c7438cafcdf7fb9a4613313ad11b4f8fefe7d3fa0130"
 
+[[package]]
+name = "jobserver"
+version = "0.1.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "48d1dbcbbeb6a7fec7e059840aa538bd62aaccf972c7346c4d9d2059312853d0"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "jpeg-decoder"
 version = "0.3.1"
@@ -9107,6 +9120,34 @@ dependencies = [
  "simd-adler32",
 ]
 
+[[package]]
+name = "zstd"
+version = "0.13.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e91ee311a569c327171651566e07972200e76fcfe2242a4fa446149a3881c08a"
+dependencies = [
+ "zstd-safe",
+]
+
+[[package]]
+name = "zstd-safe"
+version = "7.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f49c4d5f0abb602a93fb8736af2a4f4dd9512e36f7f570d66e65ff867ed3b9d"
+dependencies = [
+ "zstd-sys",
+]
+
+[[package]]
+name = "zstd-sys"
+version = "2.0.15+zstd.1.5.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eb81183ddd97d0c74cedf1d50d85c8d08c1b8b68ee863bdee9e706eedba1a237"
+dependencies = [
+ "cc",
+ "pkg-config",
+]
+
 [[package]]
 name = "zvariant"
 version = "5.2.0"

plugins/http/Cargo.toml

@@ -68,6 +68,7 @@ cookies = ["reqwest/cookies", "dep:cookie_store", "dep:bytes"]
 gzip = ["reqwest/gzip"]
 brotli = ["reqwest/brotli"]
 deflate = ["reqwest/deflate"]
+zstd = ["reqwest/zstd"]
 trust-dns = ["reqwest/trust-dns"]
 socks = ["reqwest/socks"]
 http2 = ["reqwest/http2"]