docs: adds library documentation and steps to contribute (#13)

* docs: adds complete documentation

* docs: adds contributing instructions

---------

Co-authored-by: Harsh Kumar Choudhary <harsh.choudhary@HARSH-CHOUDHARY-MAC.local>

CONTRIBUTING.md

@@ -0,0 +1,25 @@
+# Contributing to the Project
+
+Thank you for your interest in contributing to the project! Here are the steps to get started:
+
+## Installation
+
+1. Make sure you have [pnpm](https://pnpm.io/) installed on your system.
+2. Open a terminal and navigate to the project directory.
+3. Run the following command to install all the dependencies:
+
+    ```shell
+    pnpm install
+    ```
+
+## Building the Project
+
+Once the dependencies are installed, you can build the project using the following command:
+
+```shell
+pnpm build
+```
+
+## Running the tests
+
+To run the tests, build the project and then open index.html in your browser. It will run the tests and display the results.