refactor(lib_commands): drop super::* + glob re-export in ui + cache

Hotspot G first slice — replace the cascade-import pattern in
lib_commands/ui/ and lib_commands/cache/ with explicit per-symbol
imports + per-command re-exports.

ui/mod.rs no longer reaches `pub(crate) use mini::*; pub(crate) use
bandsintown::*;` — instead it explicitly re-exports the 8 mini-player
Tauri commands + the 3 internal helpers consumed by lib.rs +
sync/tray.rs (PAUSE_RENDERING_JS, RESUME_RENDERING_JS,
persist_mini_pos_throttled), and fetch_bandsintown_events.

cache/mod.rs likewise lists each Tauri command from offline / hot /
downloads explicitly. The only cross-crate "internal" re-export is
`enqueue_analysis_seed` which analysis_runtime depends on.

Inside the .rs files: every `use super::*` is replaced with the
specific imports actually needed (super::offline::..., crate::audio,
crate::analysis_runtime::..., tauri::Manager, etc.).

Behaviour-preserving — no Tauri command name changed, no runtime
behaviour shift. Just removes the leak-everything-everywhere import
graph that cucadmuh's policy doc forbids.

src-tauri/src/lib_commands/cache/downloads.rs

@@ -1,4 +1,6 @@
-use super::*;
+use tauri::{Emitter, Manager};
+
+use crate::subsonic_wire_user_agent;
 
 pub(crate) fn resolve_hot_cache_root(
     custom_dir: Option<String>,

src-tauri/src/lib_commands/cache/hot.rs

@@ -1,4 +1,9 @@
-use super::*;
+use crate::audio;
+use crate::subsonic_wire_user_agent;
+
+use super::super::file_transfer::stream_to_file;
+use super::downloads::{resolve_hot_cache_root, HotCacheDownloadResult};
+use super::offline::{enqueue_analysis_seed, enqueue_analysis_seed_from_file};
 
 #[tauri::command]
 pub(crate) async fn download_track_hot_cache(

src-tauri/src/lib_commands/cache/mod.rs

@@ -1,10 +1,19 @@
-use super::*;
-
 mod fs_utils;
 mod offline;
 mod downloads;
 mod hot;
 
-pub(crate) use offline::*;
-pub(crate) use downloads::*;
-pub(crate) use hot::*;
+// Tauri commands re-exported for the lib.rs invoke_handler:
+pub(crate) use offline::{
+    delete_offline_track, download_track_offline, get_offline_cache_size,
+};
+pub(crate) use hot::{
+    delete_hot_cache_track, download_track_hot_cache, get_hot_cache_size,
+    promote_stream_cache_to_hot_cache, purge_hot_cache,
+};
+pub(crate) use downloads::{
+    check_arch_linux, download_update, download_zip, fetch_netease_lyrics, get_embedded_lyrics,
+    open_folder,
+};
+// Internal helper consumed by analysis_runtime (used as analysis_runtime depends on it):
+pub(crate) use offline::enqueue_analysis_seed;

src-tauri/src/lib_commands/cache/offline.rs

@@ -1,4 +1,10 @@
-use super::*;
+use tauri::Manager;
+
+use crate::analysis_cache;
+use crate::analysis_runtime::{analysis_backfill_is_current_track, submit_analysis_cpu_seed};
+use crate::DownloadSemaphore;
+
+use super::super::file_transfer::{finalize_streamed_download, subsonic_http_client};
 
 // ─── Offline Track Cache ──────────────────────────────────────────────────────
 

src-tauri/src/lib_commands/ui/mini.rs

@@ -1,4 +1,8 @@
-use super::*;
+use std::sync::{Mutex, OnceLock};
+
+use tauri::Manager;
+
+use crate::lib_commands::sync::is_tiling_wm;
 
 // ── Mini Player window ──────────────────────────────────────────────────────
 // Secondary always-on-top window with minimal playback controls. Uses the

src-tauri/src/lib_commands/ui/mod.rs

@@ -1,7 +1,9 @@
-use super::*;
-
 mod mini;
 mod bandsintown;
 
-pub(crate) use mini::*;
-pub(crate) use bandsintown::*;
+pub(crate) use mini::{
+    close_mini_player, open_mini_player, pause_rendering, persist_mini_pos_throttled,
+    preload_mini_player, resize_mini_player, resume_rendering, set_mini_player_always_on_top,
+    show_main_window, PAUSE_RENDERING_JS, RESUME_RENDERING_JS,
+};
+pub(crate) use bandsintown::fetch_bandsintown_events;