Add more tests to see wtf is going wrong here..

playbooks/tests/test_inv_with_collection_path.yml

@@ -0,0 +1,37 @@
+---
+- name: Test Inventory with Collection Paths
+  hosts: localhost
+  gather_facts: false
+  tasks:
+    - name: Test inventory with explicit collection path
+      ansible.builtin.shell: |
+        export ANSIBLE_COLLECTIONS_PATH="/runner/requirements_collections:/usr/share/ansible/collections"
+        export LINODE_API_TOKEN="${LINODE_API_TOKEN}"
+        
+        # Create temp inventory file
+        cat > /tmp/test_inventory.yml << 'EOF'
+        plugin: linode.cloud.inventory
+        access_token: "{{ lookup('env', 'LINODE_API_TOKEN') }}"
+        compose:
+          ansible_host: ipv4[0]
+          ansible_user: phlux
+        EOF
+        
+        echo "=== Testing inventory ==="
+        ansible-inventory -i /tmp/test_inventory.yml --list
+      register: inventory_test
+      ignore_errors: true
+      environment:
+        ANSIBLE_COLLECTIONS_PATH: "/runner/requirements_collections:/usr/share/ansible/collections"
+        LINODE_API_TOKEN: "{{ lookup('env', 'LINODE_API_TOKEN') }}"
+
+    - name: Display inventory test results
+      ansible.builtin.debug:
+        msg: |
+          Return code: {{ inventory_test.rc }}
+          
+          Stdout:
+          {{ inventory_test.stdout }}
+          
+          Stderr:
+          {{ inventory_test.stderr }}