CI: test workflow and publish workflow update

.github/workflows/publish.yml

@@ -1,12 +1,10 @@
 name: Publish Services to GHCR
 
 on:
-  push:
-    branches:
-      - main
-  pull_request:
-    branches:
-      - main
+  workflow_run:
+    workflows: [Test]
+    types:
+      - completed
 
 jobs:
   build:
@@ -17,6 +15,7 @@ jobs:
       DASHBOARD_SERVICE_IMAGE_NAME: intersect-service
       STORAGE_SERVICE_IMAGE_NAME: intersect-storage
 
+    if: ${{ github.event.workflow_run.conclusion == 'success' }}
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4

.github/workflows/test.yml

@@ -0,0 +1,31 @@
+name: Test
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Miniconda
+        uses: conda-incubator/setup-miniconda@v2
+        with:
+          conda-version: "24.11.2"
+          auto-activate-base: false
+
+      - name: Install dependencies
+        run: |
+          conda env create -f config/environment.yaml
+          conda run --no-capture-output -n espd_mantid pip install pytest
+
+      - name: Run tests
+        run: |
+          conda run --no-capture-output -n espd_mantid python -m pytest