fixed dockerfile

.github/workflows/ci.yml

@@ -21,7 +21,7 @@ jobs:
     strategy:
       matrix:
         runs-on: ["ubuntu-latest"] # can add windows-latest, macos-latest
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.10", "3.11"]
         include:
           # Include one that runs in the dev environment
           - runs-on: "ubuntu-latest"

Dockerfile

@@ -8,10 +8,8 @@ FROM  ${REGISTRY}/epics-base-linux-developer:${BASE} AS developer
 ARG PIP_OPTIONS=.
 
 # The build stage installs the context into the venv
-FROM developer as build
 COPY . /context
 WORKDIR /context
-RUN pip install .
 
 # install python package into /venv
 RUN pip install ${PIP_OPTIONS}