🏗️ Dockerfile + docker-compose.yaml build/running

Add Dockerfile for building with the latest and the docker-compose,
building the site and running.

$ docker-compose up
Starting docsy-example_site_1 ... done
Attaching to docsy-example_site_1
site_1  | Start building sites …
site_1  |
site_1  |                    | FA | NO | EN
site_1  | -------------------+----+----+-----
site_1  |   Pages            | 18 | 76 | 46
site_1  |   Paginator pages  |  0 |  0 |  0
site_1  |   Non-page files   |  3 |  1 |  3
site_1  |   Static files     | 38 | 38 | 38
site_1  |   Processed images |  8 |  2 |  7
site_1  |   Aliases          |  3 |  0 |  3
site_1  |   Sitemaps         |  2 |  1 |  1
site_1  |   Cleaned          |  0 |  0 |  0
site_1  |
site_1  | Built in 837 ms
site_1  | Watching for changes in /src/{assets,content,layouts,package.json,themes}
site_1  | Watching for config changes in /src/config.toml, /src/themes/docsy/config.toml
site_1  | Environment: "DEV"
site_1  | Serving pages from memory
site_1  | Running in Fast Render Mode. For full rebuilds on change: hugo server --disableFastRender
site_1  | Web Server is available at //localhost:1313/ (bind address 0.0.0.0)
site_1  | Press Ctrl+C to stop

Open a new terminal and test it

$ curl -X HEAD -i localhost:1313
Warning: Setting custom HTTP method to HEAD with -X/--request may not work the
Warning: way you want. Consider using -I/--head instead.
HTTP/1.1 200 OK
Accept-Ranges: bytes
Content-Length: 27590
Content-Type: text/html; charset=utf-8
Last-Modified: Thu, 17 Dec 2020 08:47:13 GMT
Date: Thu, 17 Dec 2020 08:47:25 GMT

Dockerfile

@@ -0,0 +1,3 @@
+FROM klakegg/hugo:0.78.2-asciidoctor
+
+RUN apk add git

docker-compose.yaml

@@ -0,0 +1,13 @@
+version: "3.3"
+
+services:
+
+  site:
+    image: servicenow/github-pages-hugo
+    build:
+      context: .
+    command: server
+    ports:
+      - "1313:1313"
+    volumes:
+      - .:/src