Initial snapshot before transformerlab recovery

ansible/roles/packages/tasks/macos.yml

@@ -0,0 +1,29 @@
+- name: Check installed Homebrew formulas
+  command: "brew list --versions {{ item }}"
+  loop:
+    - git
+    - git-lfs
+    - cmake
+    - node
+    - python@3.11
+    - ollama
+  register: courseware_brew_checks
+  changed_when: false
+  failed_when: false
+
+- name: Install missing Homebrew formulas
+  command: "brew install {{ item.item }}"
+  loop: "{{ courseware_brew_checks.results }}"
+  when: item.rc != 0
+
+- name: Mark Ollama as installed by courseware on macOS
+  file:
+    path: "{{ courseware_ollama_install_marker }}"
+    state: touch
+    mode: "0644"
+  when:
+    - courseware_brew_checks.results
+      | selectattr('item', 'equalto', 'ollama')
+      | selectattr('rc', 'ne', 0)
+      | list
+      | length > 0