Build slim photo-api-base

.gitlab-ci.yml

@@ -126,15 +126,14 @@ gcloud-docker-435.0.1:
 photo-api-base-py-3-11:
   extends: .build_and_push
   variables:
-    IMAGE_TYPE: photo-api-base
+    IMAGE_TYPE: photo-api-base-slim
     IMAGE_NAME: photo-api-base
-    TAGS: dj3.2-py3.11-fr1.3.0
+    TAGS: py3.11-fr1.3.0
     PYTHON_VERSION: "3.11"
-    DJANGO_VERSION: "3.2"
     FACE_RECOG_VERSION: "1.3.0"
-    BUILD_ARGS: "PYTHON_VERSION DJANGO_VERSION FACE_RECOG_VERSION"
+    BUILD_ARGS: "PYTHON_VERSION FACE_RECOG_VERSION"
+    IMAGE_ARCHS: "linux/amd64,linux/arm64"
     WHEN_TO_RUN: "weekly"
-    IMAGE_ARCH: "linux/amd64,linux/arm64"
 
 photo-api-base:
   extends: .build_and_push

photo-api-base-slim/Dockerfile

+ARG PYTHON_VERSION
+# Use python slim image also built here depending on versions set in CI task variables
+FROM registry.gitlab.developers.cam.ac.uk/uis/devops/infra/dockerimages/python:$PYTHON_VERSION-slim
+
+ARG FACE_RECOG_VERSION
+
+# Ensure packages are up to date and install utils required for face detection (version set in CI vars)
+RUN apt-get update && \
+  apt-get install -y build-essential git gcc cmake libpq-dev libmagic-dev libheif-dev libjpeg-dev && \
+  apt-get clean && \
+  pip install --no-cache-dir dlib face_recognition==$FACE_RECOG_VERSION

photo-api-base-slim/README.md

+# Photo API base container (based on debian slim)
+
+Base container used by the Photo API. This base container is abstracted from the
+Photo API to allow caching of the base container and faster building of the Photo API.
+
+## Tags
+
+To see the list of tags available visit the [CI job](https://gitlab.developers.cam.ac.uk/uis/devops/infra/dockerimages/-/blob/master/.gitlab-ci.yml)
+
+## Usage
+
+Use like any upstream image:
+
+```Dockerfile
+FROM registry.gitlab.developers.cam.ac.uk/uis/devops/infra/dockerimages/photo-api-base:py3.11-fr1.3.0
+
+# ...
+```