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/services/tsconfig.json

@@ -1,11 +1,17 @@
 {
-  "extends": "@repo/typescript-config/base.json",
+  "extends": "@repo/typescript-config/library.json",
   "compilerOptions": {
     "outDir": "dist",
-    "rootDir": "src",
+    "rootDir": ".",
+    "skipLibCheck": true,
     "declaration": false,
     "declarationMap": false
   },
-  "include": ["src"],
-  "exclude": ["node_modules", "dist"]
+  "include": ["src/**/*"],
+  "exclude": [
+    "node_modules", 
+    "dist", 
+    "**/*.test.*", 
+    "**/*.spec.*"
+  ]
 }