Make environmental variables applied to config as priority

Author: daipom

.github/workflows/test.yaml

@@ -0,0 +1,35 @@
+name: Test
+
+on:
+  push:
+
+permissions:
+  id-token: write
+  contents: read
+
+jobs:
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Configure AWS Credentials
+        uses: aws-actions/configure-aws-credentials@v4
+        with:
+          aws-region: ap-northeast-1
+          role-to-assume: arn:aws:iam::${{ secrets.AWS_ACCOUNT_ID }}:role/${{ secrets.AWS_ASSUME_ROLE_NAME }}
+      - name: Install requirments
+        run: |
+          pip install -r requirements.txt
+      - name: Report usage
+        run: |
+          python report.py --use-aws-default-session
+        env:
+          AWS_ACCOUNT_ID: ${{ secrets.AWS_ACCOUNT_ID }}
+          ZULIP_SITE: ${{ secrets.ZULIP_SITE }}
+          ZULIP_EMAIL: ${{ secrets.ZULIP_EMAIL }}
+          ZULIP_API_KEY: ${{ secrets.ZULIP_API_KEY }}
+          ZULIP_TYPE: ${{ secrets.ZULIP_TYPE }}
+          ZULIP_TO: ${{ secrets.ZULIP_TO }}
+          ZULIP_TOPIC: ${{ secrets.ZULIP_TOPIC }}
+          ZULIP_MESSAGE: ${{ secrets.ZULIP_MESSAGE }}

README.md

@@ -47,7 +47,7 @@ Programatically send AWS usage report to Zulip.
 4. Run pip install and run report.py.
 
    ```console
-   $ python3 -m pip install -r requirments.txt
+   $ python3 -m pip install -r requirements.txt
    $ python3 report.py
    ```