fix: Resolve all TypeScript build errors — path aliases + unused params

Adds baseUrl and @/* path mapping to tsconfig.app.json so vue-tsc can
resolve @/types, @/stores, and @/composables. Prefixes unused stub
parameters with _ to satisfy noUnusedParameters. Full build now passes.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/src/stores/plugins.ts

@@ -10,15 +10,15 @@ export const usePluginStore = defineStore('plugins', () => {
     // TODO: GET /api/plugins
   }
 
-  async function installPlugin(slug: string) {
+  async function installPlugin(_slug: string) {
     // TODO: POST /api/plugins/install
   }
 
-  async function reloadPlugin(pluginId: string) {
+  async function reloadPlugin(_pluginId: string) {
     // TODO: POST /api/plugins/:id/reload
   }
 
-  async function searchUmod(query: string) {
+  async function searchUmod(_query: string) {
     // TODO: GET /api/plugins/search?q=query
   }
 

frontend/src/stores/wipe.ts

@@ -20,11 +20,11 @@ export const useWipeStore = defineStore('wipe', () => {
     // TODO: GET /api/wipes/history
   }
 
-  async function triggerWipe(wipeType: string, profileId: string) {
+  async function triggerWipe(_wipeType: string, _profileId: string) {
     // TODO: POST /api/wipes/:server_id/trigger
   }
 
-  async function triggerDryRun(wipeType: string, profileId: string) {
+  async function triggerDryRun(_wipeType: string, _profileId: string) {
     // TODO: POST /api/wipes/:server_id/dry-run
   }
 

frontend/tsconfig.app.json

@@ -3,6 +3,10 @@
   "compilerOptions": {
     "tsBuildInfoFile": "./node_modules/.tmp/tsconfig.app.tsbuildinfo",
     "types": ["vite/client"],
+    "baseUrl": ".",
+    "paths": {
+      "@/*": ["./src/*"]
+    },
 
     /* Linting */
     "strict": true,