ci: updated official docker image

README.md

@@ -87,7 +87,7 @@ routes:
 
 3) Copy [this](/docker-compose.yaml) docker-compose file locally and run `docker-compose up -d`
 4) Choose a title, an author and an image for your article opengraph image. Pass them via querystrng to the route you defined in your configuration file.
-5) Go to `http://localhost:5491/articles/opengraph?author=Bojack%20Horseman&title=A%20Post%20About%20my%20Garden&imgUrl=https%3A%2F%2Fimages.unsplash.com%2Fphoto-1525498128493-380d1990a112%3Fixlib%3Drb-1.2.1%26ixid%3DeyJhcHBfaWQiOjEyMDd9%26auto%3Dformat%26fit%3Dcrop%26w%3D300%26q%3D80&dev=true`
+5) Go to `http://localhost:5491/articles/opengraph?author=Bojack%20Horseman&title=A%20Post%20About%20my%20Garden&imgUrl=https%3A%2F%2Fimages.unsplash.com%2Fphoto-1525498128493-380d1990a112%3Fixlib%3Drb-1.2.1%26ixid%3DeyJhcHBfaWQiOjEyMDd9%26auto%3Dformat%26fit%3Dcrop%26w%3D300%26q%3D80`
 6) Admire the following image:
 
 <img src="/assets/example.jpeg" alt="Gauguin opengraph image example" />

controller/controller.go

@@ -70,6 +70,7 @@ func HandleRoutes(c *gin.Context) {
 	}
 
 	sizes := getImageSize(route.Size)
+
 	image := chromium.GenerateImage(tpl.String(), sizes.width, sizes.height)
 	img := bytes.NewReader(image)
 

docker-compose.yaml

@@ -14,7 +14,7 @@ services:
 
   gin_gonic:
     container_name: gauguin-gin-gonic
-    image: docker.pkg.github.com/micheleriva/gauguin:latest
+    image: micheleriva/gauguin:latest
     links:
       - alpine_chrome
     depends_on: