remove better-sqlite3 and update dev script

package.json

@@ -17,7 +17,7 @@
     "scripts": {
         "analyze": "tsdown --clean --no-fixed-extension --sourcemap source/index.ts && esbuild-analyzer dist/",
         "build": "tsdown --clean --sourcemap source/index.ts",
-        "dev": "tsx watch source/index.ts",
+        "dev": "tsx watch source/app.ts",
         "docs": "typedoc --hideGenerator --categorizeByGroup",
         "format": "prettier --write . && eslint --fix",
         "spellcheck": "cspell 'source/**' 'test/**' 'playground/**'",
@@ -47,7 +47,6 @@
         "@bitauth/libauth": "^3.1.0-next.8",
         "@hono/node-server": "^2.0.5",
         "@xo-cash/utils": "^0.0.2-development.15512051893",
-        "better-sqlite3": "^12.11.1",
         "debug": "^4.4.3",
         "dotenv": "^17.4.2",
         "hono": "^4.12.26",
@@ -61,7 +60,6 @@
     },
     "devDependencies": {
         "@generalprotocols/cspell-dictionary": "^1.0.1",
-        "@types/better-sqlite3": "^7.6.13",
         "@types/debug": "^4.1.13",
         "@types/node": "^25.9.3",
         "@types/ws": "^8.18.1",