include pylint as part of the github workflow

Author: haok1402

.github/workflows/pylint.yml

@@ -4,10 +4,10 @@ on: [push]
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: node20
     strategy:
       matrix:
-        python-version: ["3.8", "3.10", "3.12"]
+        python-version: ["3.12"]
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}

README.md

@@ -1,5 +1,9 @@
 # Embedding Scope
 
+![example workflow](https://github.com/cxcscmu/embedding-scope//actions/workflows/pylint.yml/badge.svg)
+
+## Table of Contents
+
 - [Getting Started](#getting-started)
 
 ## Getting Started