add workflow yaml

Author: sonu-96

.github/workflows/main.yaml

@@ -0,0 +1,22 @@
+name: deploy to lambda
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy_lambda:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Configure AWS credentials
+        uses: aws-actions/configure-aws-credentials@v1
+        with:
+          aws-region: ${{ secrets.AWS_REGION }}
+          aws-access-key-id: ${{ secrets.GH_PUSH_AWS_ACCESS_KEY_ID }}
+          aws-secret-access-key: ${{ secrets.GH_PUSH_AWS_SECRET_ACCESS_KEY }}
+      - name: deploy
+        run: |
+          zip -j deploy.zip src/*
+          aws lambda update-function-code --function-name=pdf-to-s3 --zip-file=fileb://deploy.zip