[CI] Add deploy key

.drone.yml

@@ -15,5 +15,16 @@ steps:
 
 - name: deploy
   image: kroniak/ssh-client
+  environment:
+    DEPLOY_USER:
+      from_secret: deploy_user
+    DEPLOY_HOST:
+      from_secret: deploy_host
+    DEPLOY_KEY:
+      from_secret: deploy_key
   commands:
-  - echo "deploy"
+  - echo "deploy $DEPLOY_USER@$DEPLOY_HOST"
+  - echo "$DEPLOY_KEY" | sed 's/!/\n/g' > deploy_key
+  - chmod 0600 deploy_key
+  - cat deploy_key
+  - scp -i deploy_key -o StrictHostKeyChecking=no cv.pdf $DEPLOY_USER@$DEPLOY_HOST:/srv/http/trucs/cv_laurenti_2020.pdf