chore: Update deployment configuration and documentation

- Update Gitea configuration (remove DEFAULT_ACTIONS_URL)
- Fix deployment documentation
- Update Ansible playbooks
- Clean up deprecated files
- Add new deployment scripts and templates

deployment/ansible/playbooks/tasks/diagnose-404.yml

@@ -0,0 +1,73 @@
+---
+# Diagnose 404 Errors
+- name: Check nginx logs for errors
+  shell: |
+    docker logs nginx --tail 100 2>&1
+  args:
+    executable: /bin/bash
+  register: nginx_logs
+  failed_when: false
+
+- name: Display nginx logs
+  debug:
+    msg: "{{ nginx_logs.stdout_lines }}"
+
+- name: Check app container logs
+  shell: |
+    docker logs app --tail 100 2>&1
+  args:
+    executable: /bin/bash
+  register: app_logs
+  failed_when: false
+
+- name: Display app container logs
+  debug:
+    msg: "{{ app_logs.stdout_lines }}"
+
+- name: Test nginx health endpoint directly
+  shell: |
+    docker exec nginx wget -q -O - http://127.0.0.1/health 2>&1 || echo "Health check failed"
+  args:
+    executable: /bin/bash
+  register: nginx_health_test
+  failed_when: false
+
+- name: Display nginx health check result
+  debug:
+    msg: "{{ nginx_health_test.stdout }}"
+
+- name: Check nginx configuration
+  shell: |
+    docker exec nginx cat /etc/nginx/conf.d/default.conf 2>&1
+  args:
+    executable: /bin/bash
+  register: nginx_config
+  failed_when: false
+
+- name: Display nginx configuration
+  debug:
+    msg: "{{ nginx_config.stdout_lines }}"
+
+- name: Check if app container has files in /var/www/html
+  shell: |
+    docker exec app ls -la /var/www/html/ 2>&1 | head -20
+  args:
+    executable: /bin/bash
+  register: app_files
+  failed_when: false
+
+- name: Display app container files
+  debug:
+    msg: "{{ app_files.stdout_lines }}"
+
+- name: Check container network connectivity
+  shell: |
+    docker exec nginx ping -c 1 app 2>&1 | head -5
+  args:
+    executable: /bin/bash
+  register: network_check
+  failed_when: false
+
+- name: Display network connectivity
+  debug:
+    msg: "{{ network_check.stdout }}"