chore: move backend to hono + typescript (#558)

* feat: setup secure presigned uploads and downloads

* clean up

* update lock

* Get presigned url finally working

* 557: Migrate backend to hono + ts

* chore: update Dockerfile and package.json for backend configuration

* add dev command

* remove unused packages

* Enhance backend API and frontend components for course management

- Updated CORS configuration in the backend to allow specific methods and headers.
- Refactored lesson download endpoint to use a new route for PDF downloads.
- Removed unused certificate download functionality from the lesson router.
- Updated frontend components to reflect changes in API endpoints and improve video upload functionality.
- Introduced new video upload component and adjusted video handling in lesson materials.
- Cleaned up unnecessary imports and optimized component structure for better performance.

* PR cleanups

* Enhance email configuration by adding SMTP_SENDER environment variable

- Updated docker-compose.yaml to include SMTP_SENDER.
- Modified Dockerfile to accept SMTP_SENDER as an argument.
- Updated environment schema in env.ts to define SMTP_SENDER as optional.
- Adjusted mail service to use SMTP_SENDER for the email 'from' field.
- Updated documentation to reflect the new SMTP_SENDER variable.

* Remove debug log statement from sendEmail function

---------

Co-authored-by: Iniubong Obonguko <[email protected]>

apps/backend/tsconfig.json

@@ -0,0 +1,26 @@
+{
+  "compilerOptions": {
+    "allowSyntheticDefaultImports": true,
+    "baseUrl": "./",
+    "esModuleInterop": true,
+    "module": "ESNext",
+    "moduleResolution": "Node",
+    "outDir": "./dist",
+    "paths": {
+      "$src": ["./src"],
+      "$src/*": ["./src/*"]
+    },
+    "resolveJsonModule": false,
+    "skipLibCheck": true,
+    "sourceMap": true,
+    "target": "ESNext",
+    "typeRoots": ["./node_modules/@types", "./src/types"],
+    "types": ["node"]
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "dist"],
+  "tsc-alias": {
+    "resolveFullPaths": true,
+    "verbose": false
+  }
+}