fix: setup.sh -> bin/thisepic.sh (#15)

### Briefly, what does this PR introduce?
This PR changes instances of setup.sh to bin/thisepic.sh

### What kind of change does this PR introduce?
- [x] Bug fix (issue #__)
- [ ] New feature (issue #__)
- [ ] Documentation update
- [ ] Other: __

### Please check if this PR fulfills the following:
- [ ] Tests for the changes have been added
- [ ] Documentation has been added / updated
- [ ] Changes have been communicated to collaborators

### Does this PR introduce breaking changes? What changes might users
need to make to their code?
No.

### Does this PR change default behavior?
No.

.github/workflows/test.yml

@@ -22,7 +22,7 @@ jobs:
     - uses: eic/run-cvmfs-osg-eic-shell@main
       with:
         platform-release: "jug_xl:nightly"
-        setup: /opt/detector/setup.sh
+        setup: /opt/detector/epic-main/bin/thisepic.sh
         run: |
           test "$(scripts/generate.sh)" = "e-_1GeV_45to135deg.steer"
           scripts/generate.sh && test -f e-_1GeV_45to135deg.steer
@@ -40,7 +40,7 @@ jobs:
     - uses: eic/run-cvmfs-osg-eic-shell@main
       with:
         platform-release: "jug_xl:nightly"
-        setup: /opt/detector/setup.sh
+        setup: /opt/detector/epic-main/bin/thisepic.sh
         run: |
           scripts/run.sh EVGEN/SINGLE/e-/1GeV/45to135deg/e-_1GeV_45to135deg.steer 100
 
@@ -53,6 +53,6 @@ jobs:
     - uses: eic/run-cvmfs-osg-eic-shell@main
       with:
         platform-release: "jug_xl:nightly"
-        setup: /opt/detector/setup.sh
+        setup: /opt/detector/epic-main/bin/thisepic.sh
         run: |
           scripts/run.sh EVGEN/SINGLE/pi+/1GeV/3to50deg/pi+_1GeV_3to50deg.steer 100 0001

scripts/run.sh

@@ -37,7 +37,7 @@ test -f .machine.ad && cat .machine.ad
 
 # Load container environment (include ${DETECTOR_VERSION})
 export DETECTOR_CONFIG_REQUESTED=${DETECTOR_CONFIG:-}
-source /opt/detector/epic-${DETECTOR_VERSION:-nightly}/setup.sh
+source /opt/detector/epic-${DETECTOR_VERSION:-nightly}/bin/thisepic.sh
 export DETECTOR_CONFIG=${DETECTOR_CONFIG_REQUESTED:-${DETECTOR_CONFIG:-$DETECTOR}}
 
 # Argument parsing