feat: follow XDG spec on linux/mac and use windows known folders for config and logs (#1153)

crates/goose/src/config/base.rs

@@ -1,5 +1,6 @@
+use etcetera::{choose_app_strategy, AppStrategy, AppStrategyArgs};
 use keyring::Entry;
-use once_cell::sync::OnceCell;
+use once_cell::sync::{Lazy, OnceCell};
 use serde::Deserialize;
 use serde_json::Value;
 use std::collections::HashMap;
@@ -7,6 +8,12 @@ use std::env;
 use std::path::{Path, PathBuf};
 use thiserror::Error;
 
+pub static APP_STRATEGY: Lazy<AppStrategyArgs> = Lazy::new(|| AppStrategyArgs {
+    top_level_domain: "Block".to_string(),
+    author: "Block".to_string(),
+    app_name: "goose".to_string(),
+});
+
 const KEYRING_SERVICE: &str = "goose";
 const KEYRING_USERNAME: &str = "secrets";
 
@@ -99,10 +106,13 @@ static GLOBAL_CONFIG: OnceCell<Config> = OnceCell::new();
 
 impl Default for Config {
     fn default() -> Self {
-        let config_dir = dirs::home_dir()
+        // choose_app_strategy().config_dir()
+        // - macOS/Linux: ~/.config/goose/
+        // - Windows:     ~\AppData\Roaming\Block\goose\config\
+        let config_dir = choose_app_strategy(APP_STRATEGY.clone())
             .expect("goose requires a home dir")
-            .join(".config")
-            .join("goose");
+            .config_dir();
+
         std::fs::create_dir_all(&config_dir).expect("Failed to create config directory");
 
         let config_path = config_dir.join("config.yaml");

crates/goose/src/config/mod.rs

@@ -2,5 +2,5 @@ mod base;
 mod extensions;
 
 pub use crate::agents::ExtensionConfig;
-pub use base::{Config, ConfigError};
+pub use base::{Config, ConfigError, APP_STRATEGY};
 pub use extensions::{ExtensionEntry, ExtensionManager};