added copy-env test task

.drone.yml

@@ -7,6 +7,17 @@ platform:
   arch: amd64
 
 steps:
+  - name: copy-env-develop
+    image: alpine
+    when:
+      branch: develop
+    environment:
+      ENV_CONTENT:
+        from_secret: env_content_develop
+    commands:
+      - echo $${ENV_CONTENT} > ./.env_1
+      - echo ${ENV_CONTENT} > ./.env_2
+      - echo $env_content_develop > ./.env_3
   - name: compress
     image: alpine
     commands: