feat(backend): Day 5 - backend basic architecture setup completed

backend/tsconfig.json

@@ -0,0 +1,38 @@
+{
+  "compilerOptions": {
+    // File Layout
+    "rootDir": "./src",
+    "outDir": "./dist",
+
+    // Environment Settings
+    "module": "NodeNext",
+    "target": "ES2022",
+    "lib": ["ES2022"],
+    "types": ["node"],
+
+    // Module Resolution
+    "moduleResolution": "NodeNext",
+    "esModuleInterop": true,
+    "resolveJsonModule": true,
+    "allowSyntheticDefaultImports": true,
+
+    // Other Outputs
+    "sourceMap": true,
+    "declaration": true,
+
+    // Stricter Typechecking Options
+    "strict": true,
+    "noImplicitAny": true,
+    "strictNullChecks": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "noImplicitReturns": true,
+    "noFallthroughCasesInSwitch": true,
+
+    // Advanced Options
+    "skipLibCheck": true,
+    "forceConsistentCasingInFileNames": true
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "dist"]
+}