feat(crypto): self-rolled encrypted file vault, replaces flaky stronghold

apps/desktop/src-tauri/Cargo.lock

@@ -684,6 +684,7 @@ dependencies = [
  "serde_json",
  "tauri",
  "tauri-build",
+ "tauri-plugin-fs",
  "tauri-plugin-global-shortcut",
  "tauri-plugin-notification",
  "tauri-plugin-sql",
@@ -5483,6 +5484,30 @@ dependencies = [
  "walkdir",
 ]
 
+[[package]]
+name = "tauri-plugin-fs"
+version = "2.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "36e1ec28b79f3d0683f4507e1615c36292c0ea6716668770d4396b9b39871ed8"
+dependencies = [
+ "anyhow",
+ "dunce",
+ "glob",
+ "log",
+ "objc2-foundation",
+ "percent-encoding",
+ "schemars 0.8.22",
+ "serde",
+ "serde_json",
+ "serde_repr",
+ "tauri",
+ "tauri-plugin",
+ "tauri-utils",
+ "thiserror 2.0.18",
+ "toml 0.9.12+spec-1.1.0",
+ "url",
+]
+
 [[package]]
 name = "tauri-plugin-global-shortcut"
 version = "2.3.1"