diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 16ca3c28..047b23ec 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -86,6 +86,8 @@ jobs:
 
   docs:
     runs-on: [self-hosted, x64, Linux, ubuntu, generic]
+    # Don't run if this is a tag push, already done during docs deployment (docs.yml)
+    if:  ${{ !startsWith(github.ref, 'refs/tags/v') }}
     
     steps:
       - uses: actions/checkout@v4
@@ -110,6 +112,13 @@ jobs:
           pip install -e .[doc]
           python -c 'import iop4lib; print(iop4lib.__version__)'
 
+      - name: Use mounted astrometry index files
+        run: |
+          ln -s /mnt/astrometry_cache $HOME/.astrometry_cache
+      
+      - name: Check astrometry index files were correctly mounted
+        run: ls $HOME/.astrometry_cache/5200/index-5200-00.fits
+
       - name: Download test data
         env:
           TEST_DATA_PASSWORD: ${{ secrets.test_data_password }}
@@ -130,5 +139,8 @@ jobs:
           python manage.py migrate --no-input
           ls -lh $HOME/.iop4data/
 
+      - name: Run iop4 on the test data
+        run: iop4 --list-local
+  
       - name: Build docs
         run: make docs-sphinx
\ No newline at end of file
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 33f0a71d..3360563c 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -2,8 +2,6 @@ name: docs
 
 on:
   push:
-    branches:
-      - main
     tags:
       - 'v*'
 
@@ -53,6 +51,13 @@ jobs:
           pip install -e .[doc]
           python -c 'import iop4lib; print(iop4lib.__version__)'
 
+      - name: Use mounted astrometry index files
+        run: |
+          ln -s /mnt/astrometry_cache $HOME/.astrometry_cache
+      
+      - name: Check astrometry index files were correctly mounted
+        run: ls $HOME/.astrometry_cache/5200/index-5200-00.fits
+  
       - name: Download test data
         env:
           TEST_DATA_PASSWORD: ${{ secrets.test_data_password }}
@@ -73,6 +78,9 @@ jobs:
           python manage.py migrate --no-input
           ls -lh $HOME/.iop4data/
 
+      - name: Run iop4 on the test data
+        run: iop4 --list-local
+  
       - name: Build docs
         run: make docs-sphinx
 
diff --git a/iop4lib/config.py b/iop4lib/config.py
index 66542127..c376221c 100644
--- a/iop4lib/config.py
+++ b/iop4lib/config.py
@@ -139,6 +139,11 @@ def configure(self, config_path=None, config_db=False, config_logging=True, gono
         if not os.path.exists(self.datadir):
             os.makedirs(self.datadir)
 
+        # Check if the logs subdirectory exists, if not, create it
+        
+        if not os.path.exists(os.path.join(self.datadir, "logs")):
+            os.makedirs(os.path.join(self.datadir, "logs"))
+
         # Load OSN names from external file if indicated, load them into patterns like name*.fit, name*.fits, or name*.fts.
 
         if self.osn_source_list_path is not None and os.path.exists(self.osn_source_list_path):
diff --git a/iop4lib/iop4.py b/iop4lib/iop4.py
index 190bf94c..6a7ebfc1 100644
--- a/iop4lib/iop4.py
+++ b/iop4lib/iop4.py
@@ -232,7 +232,7 @@ def parse_config_overrides(overrides):
     # correct the type of the config options
     for k, v in config.items():
         # interpret the log_level option
-        if k == "log_level":
+        if k == "log_level" and not v.isnumeric():
             v = config[k] = getattr(logging, v.upper())
         # check the type of the config option, if it is an int, convert it
         if k in iop4conf and isinstance(iop4conf[k], int):