feat: goose windows (#880)

Co-authored-by: Ryan Versaw <ryan@versaw.com>

crates/goose/Cargo.toml

@@ -66,6 +66,9 @@ aws-config = { version = "1.1.7", features = ["behavior-version-latest"] }
 aws-smithy-types = "1.2.12"
 aws-sdk-bedrockruntime = "1.72.0"
 
+[target.'cfg(target_os = "windows")'.dependencies]
+winapi = { version = "0.3", features = ["wincred"] }
+
 [dev-dependencies]
 criterion = "0.5"
 tempfile = "3.15.0"

crates/goose/src/providers/oauth.rs

@@ -32,7 +32,11 @@ struct TokenCache {
 
 fn get_base_path() -> PathBuf {
     const BASE_PATH: &str = ".config/goose/databricks/oauth";
-    let home_dir = std::env::var("HOME").expect("HOME environment variable not set");
+    let home_dir = if cfg!(windows) {
+        std::env::var("USERPROFILE").expect("USERPROFILE environment variable not set")
+    } else {
+        std::env::var("HOME").expect("HOME environment variable not set")
+    };
     PathBuf::from(home_dir).join(BASE_PATH)
 }