feat: add file storage service and update configurations

refactor: migrate to tsup for builds and update tsconfigs
fix: update error handling and validation in payment service
chore: update package scripts and dependencies
docs: update README and env examples

packages/database/tsconfig.json

@@ -0,0 +1,16 @@
+{
+  "extends": "@repo/typescript-config/library.json",
+  "compilerOptions": {
+    "outDir": "dist",
+    "rootDir": ".",
+    "skipLibCheck": true,
+    "allowJs": false,
+    "noImplicitAny": false,
+    "strict": false,
+    "noUnusedLocals": false,
+    "noUnusedParameters": false,
+    "exactOptionalPropertyTypes": false
+  },
+  "include": ["src/**/*", "tsup.config.ts"],
+  "exclude": ["node_modules", "dist", "generated/**/*"]
+}