Setup GitHub actions (#131)

* Add CI/CD pipeline and db migration workflow

* Add env variables for direct URL in CI/CD pipeline

* Update env variables in CI/CD pipeline

* Update Node.js version in CI/CD pipeline

* bring back accidentally deleted code

* Update actions/checkout to v4 in CI/CD pipeline

* Update actions/setup-node to v4 in CI/CD pipeline

* update version for second job as well

* move seed script

- instead of "npx prisma seed" we must now run "npm run seed"
- now that script will not run on the server

package.json

@@ -7,9 +7,7 @@
     "build": "next build",
     "postbuild": "npx playwright install && npx playwright install-deps",
     "start": "next start",
-    "lint": "next lint"
-  },
-  "prisma": {
+    "lint": "next lint",
     "seed": "ts-node --compiler-options {\"module\":\"CommonJS\"} prisma/seed.ts"
   },
   "dependencies": {