feat(plugin): use DeckyVault brand SVG icon

plugins/decky-vault/src/index.tsx

@@ -7,7 +7,6 @@ import {
 import {
   definePlugin,
 } from "@decky/api"
-import { FaDatabase } from "react-icons/fa"
 import MainPanel from "./components/main-panel"
 import SettingsPanel from "./components/settings-panel"
 import { useSettings, useSession } from "./lib/store"
@@ -163,12 +162,36 @@ function Content() {
   )
 }
 
+// ── DeckyVault icon (flat SVG) ────────────────────────────────
+function DeckyVaultIcon() {
+  return (
+    <svg
+      viewBox="0 0 1509 1478"
+      width="24"
+      height="24"
+      fill="none"
+      xmlns="http://www.w3.org/2000/svg"
+    >
+      <g transform="matrix(0.12,0,0,0.12,50,50)">
+        <path
+          d="M1729.5,1227.837L1729.5,1549.724C1729.5,1640.166 1656.072,1713.593 1565.63,1713.593L433.04,1713.593C343.332,1713.593 270.5,1640.762 270.5,1551.053L270.5,1228.241C270.5,1173.107 315.262,1128.345 370.396,1128.345L1630.008,1128.345C1684.919,1128.345 1729.5,1172.926 1729.5,1227.837Z"
+          fill="white"
+        />
+        <path
+          d="M323,1000L323,891.398C323,841.926 363.195,801.76 412.704,801.76L640.543,801.76L479.436,640.773C444.428,605.791 444.428,548.988 479.436,514.006L563.141,430.363C598.149,395.381 654.994,395.381 690.002,430.363L851.108,591.351L851.108,363.68C851.108,314.208 891.303,274.042 940.812,274.042L1059.188,274.042C1108.697,274.042 1148.892,314.208 1148.892,363.68L1148.892,591.351L1309.998,430.363C1345.006,395.381 1401.851,395.381 1436.859,430.363L1520.564,514.006C1555.572,548.988 1555.572,605.791 1520.564,640.773L1359.457,801.76L1587.296,801.76C1636.805,801.76 1677,841.926 1677,891.398L1677,1000Z"
+          fill="white"
+        />
+      </g>
+    </svg>
+  )
+}
+
 export default definePlugin(() => {
   return {
     name: "DeckyVault",
     titleView: <div className={staticClasses.Title}>DeckyVault</div>,
     content: <Content />,
-    icon: <FaDatabase />,
+    icon: <DeckyVaultIcon />,
     alwaysRender: false,
     onDismount() {
       console.log("[DeckyVault] Plugin unloading")