Enhance debugging output in CI workflow

Added diagnostic echo statements for conda environment and Python/pip paths during installation steps.

Author: JoeZiminski

.github/workflows/code_test_and_deploy.yml

@@ -83,11 +83,45 @@ jobs:
       # to ensure dependency changes in a PR are reflected.
       - name: Install rclone
         run: |
+          echo "=== Active conda env ==="
+          echo $CONDA_DEFAULT_ENV
+          conda info
+
+          echo "=== Which python/pip ==="
+          which python || echo "python not found"
+          which pip || echo "pip not found"
+
+          echo "=== Conda envs ==="
+          conda env list
+
+          echo "=== Python in datashuttle-test env ==="
+          conda run -n datashuttle-test which python
+          conda run -n datashuttle-test which pip || echo "pip not in datashuttle-test"
+
+          echo "=== pip via python -m ==="
+          python -m pip --version || echo "python -m pip also broken"
           conda activate datashuttle-test
           conda install -c conda-forge rclone
 
       - name: Install datashuttle from repo
         run: |
+          echo "=== Active conda env ==="
+          echo $CONDA_DEFAULT_ENV
+          conda info
+
+          echo "=== Which python/pip ==="
+          which python || echo "python not found"
+          which pip || echo "pip not found"
+
+          echo "=== Conda envs ==="
+          conda env list
+
+          echo "=== Python in datashuttle-test env ==="
+          conda run -n datashuttle-test which python
+          conda run -n datashuttle-test which pip || echo "pip not in datashuttle-test"
+
+          echo "=== pip via python -m ==="
+          python -m pip --version || echo "python -m pip also broken"
           python -m pip install --upgrade pip
           pip install .[dev]