diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index b3e4571..a8cc6d9 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -18,7 +18,7 @@ jobs:
           - platform: ubuntu-22.04
             args: ""
           - platform: windows-latest
-            args: ""
+            args: "--bundles nsis,msi"
           - platform: macos-latest
             args: "--target aarch64-apple-darwin"
           - platform: macos-latest
diff --git a/package-lock.json b/package-lock.json
index 0ee801f..37b42c8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -56,7 +56,7 @@
         "ws": "^8.18.3"
       },
       "devDependencies": {
-        "@tauri-apps/api": "^2.9.1",
+        "@tauri-apps/api": "2.9.1",
         "@tauri-apps/cli": "^2.9.6",
         "@types/express": "^5.0.6",
         "@types/node": "^22.14.0",
@@ -2145,9 +2145,9 @@
       }
     },
     "node_modules/@tauri-apps/api": {
-      "version": "2.10.1",
-      "resolved": "https://registry.npmjs.org/@tauri-apps/api/-/api-2.10.1.tgz",
-      "integrity": "sha512-hKL/jWf293UDSUN09rR69hrToyIXBb8CjGaWC7gfinvnQrBVvnLr08FeFi38gxtugAVyVcTa5/FD/Xnkb1siBw==",
+      "version": "2.9.1",
+      "resolved": "https://registry.npmjs.org/@tauri-apps/api/-/api-2.9.1.tgz",
+      "integrity": "sha512-IGlhP6EivjXHepbBic618GOmiWe4URJiIeZFlB7x3czM0yDHHYviH1Xvoiv4FefdkQtn6v7TuwWCRfOGdnVUGw==",
       "license": "Apache-2.0 OR MIT",
       "funding": {
         "type": "opencollective",
diff --git a/package.json b/package.json
index f22782c..2d6bdb7 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "ws": "^8.18.3"
   },
   "devDependencies": {
-    "@tauri-apps/api": "^2.9.1",
+    "@tauri-apps/api": "2.9.1",
     "@tauri-apps/cli": "^2.9.6",
     "@types/express": "^5.0.6",
     "@types/node": "^22.14.0",
diff --git a/scripts/branding/build-nsis-assets.mjs b/scripts/branding/build-nsis-assets.mjs
index e249390..81cef38 100644
--- a/scripts/branding/build-nsis-assets.mjs
+++ b/scripts/branding/build-nsis-assets.mjs
@@ -3,7 +3,9 @@ import path from 'node:path';
 import sharp from 'sharp';
 
 const root = process.cwd();
-const source = path.join(root, 'src-tauri', 'icons', 'icon.png');
+const preferredSource = path.join(root, 'null library.png');
+const fallbackSource = path.join(root, 'src-tauri', 'icons', 'icon.png');
+let source;
 const outDir = path.join(root, 'src-tauri', 'installer-assets');
 const sidebarImage = path.join(outDir, 'nsis-sidebar.bmp');
 const headerImage = path.join(outDir, 'nsis-header.bmp');
@@ -11,6 +13,17 @@ const installerIcon = path.join(root, 'src-tauri', 'icons', 'icon.ico');
 
 await fs.mkdir(outDir, { recursive: true });
 
+try {
+  await fs.access(preferredSource);
+  source = preferredSource;
+} catch (error) {
+  source = fallbackSource;
+  if (error?.code && error.code !== 'ENOENT') {
+    throw error;
+  }
+  console.warn(`Preferred installer splash image not found at: ${preferredSource}. Falling back to ${fallbackSource}.`);
+}
+
 const toBmp24 = async (inputPath, width, height, outputPath) => {
   const { data, info } = await sharp(inputPath)
     .resize(width, height, { fit: 'cover' })
@@ -63,6 +76,7 @@ await toBmp24(source, 164, 314, sidebarImage);
 await toBmp24(source, 150, 57, headerImage);
 
 console.log('NSIS branding assets prepared:');
+console.log(`- source image: ${source}`);
 console.log(`- ${headerImage}`);
 console.log(`- ${sidebarImage}`);
 console.log(`- ${installerIcon}`);
diff --git a/server/declarations.d.ts b/server/declarations.d.ts
index 45f5b2b..7b07995 100644
--- a/server/declarations.d.ts
+++ b/server/declarations.d.ts
@@ -1,4 +1,13 @@
 declare module 'google-trends-api' {
-  const googleTrends: any;
+  interface GoogleTrendsQuery {
+    keyword: string;
+  }
+
+  interface GoogleTrendsApi {
+    interestOverTime(options: GoogleTrendsQuery): Promise<string>;
+    relatedQueries(options: GoogleTrendsQuery): Promise<string>;
+  }
+
+  const googleTrends: GoogleTrendsApi;
   export default googleTrends;
 }