Add CI

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

.gitea/Containerfile

@@ -0,0 +1,6 @@
+FROM ghcr.io/catthehacker/ubuntu:act-latest
+
+RUN HUGO_VERSION=$(curl -s https://api.github.com/repos/gohugoio/hugo/releases/latest | jq -r '.tag_name') \
+    && curl -L -o /tmp/hugo.tar.gz "https://github.com/gohugoio/hugo/releases/download/${HUGO_VERSION}/hugo_extended_${HUGO_VERSION#v}_Linux-64bit.tar.gz" \
+    && tar -xzf /tmp/hugo.tar.gz -C /usr/local/bin hugo \
+    && rm /tmp/hugo.tar.gz