diff --git a/web/package-lock.json b/web/package-lock.json
index 2133aa6..8d681ca 100644
--- a/web/package-lock.json
+++ b/web/package-lock.json
@@ -31,6 +31,9 @@
 				"typescript-eslint": "^8.0.0-alpha.20",
 				"vite": "^5.0.3",
 				"vitest": "^1.2.0"
+			},
+			"engines": {
+				"node": "v20"
 			}
 		},
 		"node_modules/@ampproject/remapping": {
@@ -2846,9 +2849,9 @@
 			}
 		},
 		"node_modules/micromatch": {
-			"version": "4.0.7",
-			"resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.7.tgz",
-			"integrity": "sha512-LPP/3KorzCwBxfeUuZmaR6bG2kdeHSbe0P2tY3FLRU4vYrjYz5hI4QZwV0njUx3jeuKe67YukQ1LSPZBKDqO/Q==",
+			"version": "4.0.8",
+			"resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.8.tgz",
+			"integrity": "sha512-PXwfBhYu0hBCPw8Dn0E+WDYb7af3dSLVWKi3HGv84IdF4TyFoC0ysxFd0Goxw7nSv4T/PzEJQxsYsEiFCKo2BA==",
 			"dev": true,
 			"dependencies": {
 				"braces": "^3.0.3",
@@ -3778,9 +3781,9 @@
 			}
 		},
 		"node_modules/svelte": {
-			"version": "4.2.17",
-			"resolved": "https://registry.npmjs.org/svelte/-/svelte-4.2.17.tgz",
-			"integrity": "sha512-N7m1YnoXtRf5wya5Gyx3TWuTddI4nAyayyIWFojiWV5IayDYNV5i2mRp/7qNGol4DtxEYxljmrbgp1HM6hUbmQ==",
+			"version": "4.2.19",
+			"resolved": "https://registry.npmjs.org/svelte/-/svelte-4.2.19.tgz",
+			"integrity": "sha512-IY1rnGr6izd10B0A8LqsBfmlT5OILVuZ7XsI0vdGPEvuonFV7NYEUK4dAkm9Zg2q0Um92kYjTpS1CAP3Nh/KWw==",
 			"dev": true,
 			"dependencies": {
 				"@ampproject/remapping": "^2.2.1",
diff --git a/web/package.json b/web/package.json
index c42e406..d9632ea 100644
--- a/web/package.json
+++ b/web/package.json
@@ -38,6 +38,6 @@
 		"dotenv": "^16.4.5"
 	},
 	"engines": {
-		"node": "v18.20.3"
+		"node": "v20"
 	}
 }
diff --git a/web/static/music/theme.mp3 b/web/static/music/theme.mp3
new file mode 100644
index 0000000..f01357d
Binary files /dev/null and b/web/static/music/theme.mp3 differ