initial skeleton

crates/aim-core/src/platform/mod.rs

@@ -0,0 +1,25 @@
+use std::path::{Path, PathBuf};
+
+pub fn user_managed_appimages_dir(home_dir: &Path) -> PathBuf {
+    home_dir.join(".local/lib/aim/appimages")
+}
+
+pub fn user_applications_dir(home_dir: &Path) -> PathBuf {
+    home_dir.join(".local/share/applications")
+}
+
+pub fn user_icons_dir(home_dir: &Path) -> PathBuf {
+    home_dir.join(".local/share/icons/hicolor/256x256/apps")
+}
+
+pub fn system_managed_appimages_dir() -> PathBuf {
+    PathBuf::from("/opt/aim/appimages")
+}
+
+pub fn system_applications_dir() -> PathBuf {
+    PathBuf::from("/usr/share/applications")
+}
+
+pub fn system_icons_dir() -> PathBuf {
+    PathBuf::from("/usr/share/icons/hicolor/256x256/apps")
+}