feat: add Tauri state persistence and BvCli trait

- Add Tauri storage adapter for Zustand (tauri-storage.ts)
- Add read_state, write_state, clear_state Tauri commands
- Wire focus-store and nav-store to use Tauri persistence
- Add BvCli trait for bv CLI mocking with response types
- Add BvError and McError conversion for bv errors
- Add cleanup_tmp_files tests for bridge
- Fix linter-introduced tauri_specta::command issues

Closes bd-2x6, bd-gil, bd-3px

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src-tauri/Cargo.lock

@@ -2,6 +2,12 @@
 # It is not intended for manual editing.
 version = 4
 
+[[package]]
+name = "Inflector"
+version = "0.11.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fe438c63458706e03479442743baae6c88256498e6431708f6dfc520a26515d3"
+
 [[package]]
 name = "adler2"
 version = "2.0.1"
@@ -1940,10 +1946,13 @@ dependencies = [
  "notify",
  "serde",
  "serde_json",
+ "specta",
+ "specta-typescript",
  "tauri",
  "tauri-build",
  "tauri-plugin-global-shortcut",
  "tauri-plugin-shell",
+ "tauri-specta",
  "tempfile",
  "thiserror 2.0.18",
  "tokio",
@@ -2408,6 +2417,12 @@ dependencies = [
  "windows-link 0.2.1",
 ]
 
+[[package]]
+name = "paste"
+version = "1.0.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "57c0d7b74b563b49d38dae00a0c37d4d6de9b432382b2892f0574ddcae73fd0a"
+
 [[package]]
 name = "pathdiff"
 version = "0.2.3"
@@ -3402,6 +3417,50 @@ dependencies = [
  "system-deps",
 ]
 
+[[package]]
+name = "specta"
+version = "2.0.0-rc.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ab7f01e9310a820edd31c80fde3cae445295adde21a3f9416517d7d65015b971"
+dependencies = [
+ "paste",
+ "specta-macros",
+ "thiserror 1.0.69",
+]
+
+[[package]]
+name = "specta-macros"
+version = "2.0.0-rc.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c0074b9e30ed84c6924eb63ad8d2fe71cdc82628525d84b1fcb1f2fd40676517"
+dependencies = [
+ "Inflector",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.117",
+]
+
+[[package]]
+name = "specta-serde"
+version = "0.0.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77216504061374659e7245eac53d30c7b3e5fe64b88da97c753e7184b0781e63"
+dependencies = [
+ "specta",
+ "thiserror 1.0.69",
+]
+
+[[package]]
+name = "specta-typescript"
+version = "0.0.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3220a0c365e51e248ac98eab5a6a32f544ff6f961906f09d3ee10903a4f52b2d"
+dependencies = [
+ "specta",
+ "specta-serde",
+ "thiserror 1.0.69",
+]
+
 [[package]]
 name = "stable_deref_trait"
 version = "1.2.1"
@@ -3597,6 +3656,7 @@ dependencies = [
  "serde_json",
  "serde_repr",
  "serialize-to-javascript",
+ "specta",
  "swift-rs",
  "tauri-build",
  "tauri-macros",
@@ -3781,6 +3841,34 @@ dependencies = [
  "wry",
 ]
 
+[[package]]
+name = "tauri-specta"
+version = "2.0.0-rc.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b23c0132dd3cf6064e5cd919b82b3f47780e9280e7b5910babfe139829b76655"
+dependencies = [
+ "heck 0.5.0",
+ "serde",
+ "serde_json",
+ "specta",
+ "specta-typescript",
+ "tauri",
+ "tauri-specta-macros",
+ "thiserror 2.0.18",
+]
+
+[[package]]
+name = "tauri-specta-macros"
+version = "2.0.0-rc.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a4aa93823e07859546aa796b8a5d608190cd8037a3a5dce3eb63d491c34bda8"
+dependencies = [
+ "heck 0.5.0",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.117",
+]
+
 [[package]]
 name = "tauri-utils"
 version = "2.8.2"