Show list of contributors using Github actions

.github/workflows/main.yml

@@ -0,0 +1,17 @@
+on:
+    push:
+        branches:
+            - main
+
+jobs:
+    contrib-readme-job:
+        runs-on: ubuntu-latest
+        name: A job to automate contrib in readme
+        permissions:
+          contents: write
+          pull-requests: write
+        steps:
+            - name: Contribute List
+              uses: akhilmhdh/[email protected]
+              env:
+                  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

README.md

@@ -233,6 +233,11 @@ You can search the database and, if you have a contributor token, add to the dat
 
 The Lumen API is documented in our GitHub Wiki: https://github.com/berkmancenter/lumendatabase/wiki/Lumen-API-Documentation
 
+## Contributors
+
+<!-- readme: contributors -start -->
+<!-- readme: contributors -end -->
+
 ## License
 
 Lumen Database is licensed under GPLv2. See LICENSE.txt for more information.