add: setup script and contribution guidelines

.env.example

@@ -0,0 +1,2 @@
+MONGODB_URI=mongodb://localhost:27017
+SALT=kdjlsjflsjfaoesffdnfldsafasjeifjskfdlsfdjsl3982402sd

README.md

@@ -9,3 +9,19 @@
 - In my research, I came across findings indicating that traditional survey designs tend to lack engagement.
 - I also discovered criticisms regarding online surveys, citing issues such as uninteresting content leading to negative respondent behavior, including speeding through questions, providing random responses, and reduced participant attention.
 - These insights inspired me to develop a survey platform that aims to transform the survey-taking experience into an engaging and enjoyable one, all while maintaining an intuitive user interface.
+
+## Contribution Guidelines
+
+To contribute to this project, please follow these steps:
+
+- **Docker**: If you haven't already, install Docker to manage containers.
+- Run `npm run setup` to install all the dependencies and start mongodb container.
+- Run `npm run dev` to start the development server.
+- Run `npm run test` to run the tests.
+- If you want to see database state, you can run `npm run db-ui`
+
+## Tech Stack
+
+- **MongoDB**: I chose MongoDB as the database due to its flexibility and user-friendliness for now it seems like a good fit for the project.
+- [Next.js](https://nextjs.org/) with [DaisyUI](https://daisyui.com/) for the frontend.
+- I am using [Mongoku](https://github.com/huggingface/Mongoku) to view the database state.