Adding README and switching CI to latest Docker and Dind

.gitlab-ci.yml

@@ -1,4 +1,4 @@
-image: docker:20.10.16
+image: docker:latest
 
 variables:
   IMAGE_TAG: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG
@@ -9,7 +9,7 @@ stages:
   - release
 
 services:
-  - docker:20.10.16-dind
+  - docker:dind
 
 build:
   stage: build

README.md

@@ -0,0 +1,23 @@
+# PostgreSQL 16 Image
+
+## How To Use
+
+### Args
+
+#### SRV_UID
+
+User ID for the PostgreSQL daemon and so of the data (Default: 1000)
+
+#### SRV_GID
+
+Group ID for the PostgreSQL daemon and so of the data (Default: 1000)
+
+#### SRV_LOCALE
+
+Locale used for initdb (Default: en_US)
+
+### Image Name
+
+```
+docker.ci/srv/postgres:latest
+```