Clean repository: organized structure and GitOps setup

- Organized root directory structure
- Moved orphan files to proper locations
- Updated .gitignore to ignore temporary files
- Set up Gitea Runner for GitOps automation
- Fixed Tailscale access issues
- Added workflow for automated Nomad deployment

deployment/ansible/playbooks/disk/disk-cleanup.yml

@@ -0,0 +1,96 @@
+---
+- name: 磁盘清理工具
+  hosts: all
+  become: yes
+  vars:
+    cleanup_logs: true
+    cleanup_cache: true
+    cleanup_temp: true
+    cleanup_containers: false  # 谨慎操作
+    
+  tasks:
+    - name: 检查磁盘使用情况 (清理前)
+      shell: df -h
+      register: disk_before
+      
+    - name: 显示清理前磁盘使用情况
+      debug:
+        msg: |
+          === {{ inventory_hostname }} 清理前磁盘使用情况 ===
+          {{ disk_before.stdout }}
+          
+    - name: 清理系统日志 (保留最近7天)
+      shell: |
+        journalctl --vacuum-time=7d
+        find /var/log -name "*.log" -type f -mtime +7 -exec truncate -s 0 {} \;
+        find /var/log -name "*.log.*" -type f -mtime +7 -delete
+      when: cleanup_logs | bool
+      register: log_cleanup
+      
+    - name: 清理包管理器缓存
+      block:
+        - name: 清理 APT 缓存 (Debian/Ubuntu)
+          shell: |
+            apt-get clean
+            apt-get autoclean
+            apt-get autoremove -y
+          when: ansible_os_family == "Debian"
+          
+        - name: 清理 YUM/DNF 缓存 (RedHat/CentOS)
+          shell: |
+            if command -v dnf >/dev/null 2>&1; then
+              dnf clean all
+            elif command -v yum >/dev/null 2>&1; then
+              yum clean all
+            fi
+          when: ansible_os_family == "RedHat"
+      when: cleanup_cache | bool
+      
+    - name: 清理临时文件
+      shell: |
+        find /tmp -type f -atime +7 -delete 2>/dev/null || true
+        find /var/tmp -type f -atime +7 -delete 2>/dev/null || true
+        rm -rf /tmp/.* 2>/dev/null || true
+      when: cleanup_temp | bool
+      
+    - name: 清理 Podman 资源 (谨慎操作)
+      block:
+        - name: 停止所有容器
+          shell: podman stop --all
+          ignore_errors: yes
+          
+        - name: 删除未使用的容器
+          shell: podman container prune -f
+          ignore_errors: yes
+          
+        - name: 删除未使用的镜像
+          shell: podman image prune -f
+          ignore_errors: yes
+          
+        - name: 删除未使用的卷
+          shell: podman volume prune -f
+          ignore_errors: yes
+      when: cleanup_containers | bool
+      
+    - name: 清理核心转储文件
+      shell: |
+        find /var/crash -name "core.*" -type f -delete 2>/dev/null || true
+        find / -name "core" -type f -size +10M -delete 2>/dev/null || true
+      ignore_errors: yes
+      
+    - name: 检查磁盘使用情况 (清理后)
+      shell: df -h
+      register: disk_after
+      
+    - name: 显示清理结果
+      debug:
+        msg: |
+          === {{ inventory_hostname }} 清理完成 ===
+          
+          清理前:
+          {{ disk_before.stdout }}
+          
+          清理后:
+          {{ disk_after.stdout }}
+          
+          🧹 清理操作完成!