feat: add device-type background colors to subtasks, fix collapsed header height

子任务现按设备类型显示不同背景色和左侧色条，便于区分。
修复 Naive UI default padding-top 导致折叠时标题高度不一致的问题。

src-tauri/Cargo.lock

@@ -3180,7 +3180,7 @@ dependencies = [
 
 [[package]]
 name = "spectral-insight-mission-plan"
-version = "0.0.5"
+version = "0.0.7"
 dependencies = [
  "byteorder",
  "chrono",

src-tauri/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "spectral-insight-mission-plan"
-version = "0.0.7"
+version = "0.0.8"
 description = "Spectral Insight Mission Plan"
 authors = ["you"]
 edition = "2021"

src-tauri/tauri.conf.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://schema.tauri.app/config/2",
   "productName": "Spectral Insight Mission Plan",
-  "version": "0.0.7",
+  "version": "0.0.8",
   "identifier": "com.spectral-insight.mission-plan",
   "build": {
     "beforeDevCommand": "npm run dev",