Fix non root user container usage

.devcontainer/Dockerfile

@@ -22,8 +22,6 @@ RUN apt-get update && \
 WORKDIR /workspace
 COPY . .
 
-# install runtime from DIST if there is one
-
 # install runtime from DIST if there is one
 RUN mkdir -vp /root/.local && \
     if [ -d dist ] ; then \
@@ -40,7 +38,8 @@ RUN mkdir -vp /root/.config /config \
     && mkdir -vp /storage
 
 # make the installed version of gphotos-sync available to non root users
-RUN chmod -R a+rx /root/.local
+RUN chmod -R a+rx /root
+ENV HOME=/root
 
 VOLUME /config /storage
 

.devcontainer/local_build.sh

@@ -1,18 +1,22 @@
 # locally build a runtime container for testing
 
+THIS_DIR=$(dirname $(realpath $0))
+PYTHON_ROOT=$(realpath $THIS_DIR/..)
+
 # first make sure a wheel is built
 (
-    cd ..
+    cd ${PYTHON_ROOT}
     pip install build
     rm -r dist
     python -m build --wheel
 )
 
 # make the container name the same as the root folder name of this clone
-container_name=$(cd ..; basename $(realpath .))
+container_name=$(cd ${PYTHON_ROOT} ; basename $(realpath .))
 echo building $container_name ...
 
 # run the build with required build-args for a runtime build
+cd ${THIS_DIR}
 ln -s ../dist .
 docker build --build-arg BASE=python:3.10-slim -t $container_name .. --file ./Dockerfile
 unlink dist