ci: add proper poetry image

.drone.yml

@@ -4,30 +4,30 @@ name: default
 
 steps:
 - name: Unit Tests
-  image: python:3.12
+  image: weastur/poetry:latest-python-3.12
   commands:
-    - pip install poetry
+    # - pip install poetry
     - poetry config virtualenvs.create false
     - poetry install
     - poetry run pytest
 
 - name: Python Code Lint
-  image: python:3.12
+  image: weastur/poetry:latest-python-3.12
   commands:
-    - pip install poetry
+    # - pip install poetry
     - poetry config virtualenvs.create false
     - poetry install
     - poetry run black .
 
 - name: Static Type check
-  image: python:3.12
+  image: weastur/poetry:latest-python-3.12
   commands:
-    - pip install poetry
+    # - pip install poetry
     - poetry config virtualenvs.create false
     - poetry install
     - poetry run mypy .
 
 - name: Deploy
-  image: python:3.12
+  image: weastur/poetry:latest-python-3.12
   commands:
     - echo "TODO"