feat: implement automated Ansible deployment workflows and secure Anthropic API key management via reverse proxy injection

infra/production/site/deploy-playbook.yml

@@ -36,6 +36,13 @@
         src: compose.yml
         dest: "{{ dest_dir }}/compose.yml"
 
+    - name: Create .env file for secrets
+      ansible.builtin.copy:
+        dest: "{{ dest_dir }}/.env"
+        content: |
+          ANTHROPIC_API_KEY={{ anthropic_api_key | default('') }}
+        mode: '0600'
+
     - name: Pull latest image
       community.docker.docker_compose_v2:
         project_src: "{{ dest_dir }}"