Fix fieldcompare path. Install rich. Install python venv.

.gitlab-ci.yml

@@ -288,6 +288,7 @@ run-regression-tests:
     - linux
 
   before_script:
+    - apt install python3.8-venv
     - chmod +x ./regression-tests/*
 
   script:

regression-tests/driven_cavity_test.sh

@@ -13,4 +13,4 @@ PATH_TO_DIR=output/DrivenCavity
 PATH_TO_REFERENCE_DIR=regression-tests/reference_data/regression_tests_gpu/DrivenCavity
 
 
-~/.local/bin/fieldcompare dir $PATH_TO_DIR --reference $PATH_TO_REFERENCE_DIR --include-files "*.vtu"
+fieldcompare dir $PATH_TO_DIR --reference $PATH_TO_REFERENCE_DIR --include-files "*.vtu"
\ No newline at end of file

regression-tests/regression-tests.sh

@@ -6,6 +6,7 @@ git clone https://github.com/irmb/test_data regression-tests/reference_data
 python3 -m venv .venv
 source .venv/bin/activate
 
+pip install rich
 pip install git+https://github.com/soerenPeters/meshio@update-pyproject-version
 pip install git+https://gitlab.com/dglaeser/fieldcompare