feat: update crate to version 0.4.0

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "steamr"
-version = "0.3.1"
+version = "0.4.0"
 description = "HTTP client library to communicate with Valve's Steam API"
 edition = "2021"
 homepage = "https://github.com/bellackn/steamr"

Cargo.toml-e

@@ -0,0 +1,20 @@
+[package]
+name = "steamr"
+version = "0.3.1"
+description = "HTTP client library to communicate with Valve's Steam API"
+edition = "2021"
+homepage = "https://github.com/bellackn/steamr"
+repository = "https://github.com/bellackn/steamr"
+readme = "README.md"
+keywords = ["steam-api", "steam"]
+categories = ["api-bindings"]
+license = "Apache-2.0"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+log = "0.4.21"
+reqwest = {version = "0.12.1", features = ["blocking", "json"] }
+serde = { version = "1.0.192", features = ["derive"] }
+serde_json = "1.0.108"
+thiserror = "1.0.50"