[gimp-web/oscp] docs: Add CI, switch to UBI9

[Bartłomiej Piotrowski <bpiotrowski src gnome org>]

commit 422e170a254e542d93902d68ee4c873622270b7c
Author: Bartłomiej Piotrowski <bpiotrowski gnome org>
Date:   Tue May 24 15:59:22 2022 +0200

    docs: Add CI, switch to UBI9

 .gitlab-ci.yml                 |  7 +++++++
 docs.gimp.org/httpd/Dockerfile | 15 +++++++--------
 2 files changed, 14 insertions(+), 8 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d8a8cd02..f4ad032f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -45,6 +45,13 @@ testing.gimp.org:
   variables:
     OCI_TAG: testing
 
+docs.gimp.org:
+  extends:
+    - .build
+  variables:
+    OCI_TAG: docs
+    CI_JOB_NAME: docs.gimp.org/httpd
+
 docs_build:
   extends:
     - .build
diff --git a/docs.gimp.org/httpd/Dockerfile b/docs.gimp.org/httpd/Dockerfile
index 842bb8b2..93b3508c 100644
--- a/docs.gimp.org/httpd/Dockerfile
+++ b/docs.gimp.org/httpd/Dockerfile
@@ -1,10 +1,9 @@
-FROM centos/httpd-24-centos7
-USER root
+FROM registry.access.redhat.com/ubi9/httpd-24
 
-COPY app_data /opt/app-root/src
-RUN  chown -R 1000580000:1000580000 /opt/app-root/src
+USER 0
+ADD app_data /tmp/src
+RUN chown -R 1001:0 /tmp/src
 
-EXPOSE 8080
-
-USER 1000580000
-ENTRYPOINT ["/usr/bin/run-httpd"]
+USER 1001
+RUN /usr/libexec/s2i/assemble
+CMD /usr/libexec/s2i/run