feat: 按 doc_id 重组 ansible/files 与验证框架

- ansible/files 改为与文档 XX-YY 对齐的目录结构，更新相关 playbook 路径
- 新增 scripts/verify.sh 与 ansible/playbooks/verify/*.yml，移除单体 verify-matrix.yml
- 补充 docs/00-02 矩阵状态、00-05 验证框架与流程、00-04 环境与 ylc65 工作机说明
- 增加 k3s 存储准备、Longhorn、local-path 等 playbook 与辅助脚本

Made-with: Cursor

ansible/playbooks/verify/04-01.yml

@@ -0,0 +1,49 @@
+- import_playbook: "{{ playbook_dir }}/../nodejs-demo-apply.yml"
+
+- name: Verify 04-01 nodejs demo (rollout + HTTP)
+  hosts: k3s_server
+  become: true
+  run_once: true
+  vars:
+    k3s_kubeconfig: /etc/rancher/k3s/k3s.yaml
+    verify_entry_base: "{{ nodejs_entry_base | default('http://' ~ k3s_server_ip) }}"
+  tasks:
+    - name: Rollout status nodejs-demo
+      ansible.builtin.shell: |
+        set -e
+        KUBECONFIG={{ k3s_kubeconfig }} kubectl rollout status deployment/nodejs-demo -n default --timeout=180s
+      args:
+        executable: /bin/bash
+      changed_when: false
+
+    - name: HTTP check /node (expect 200 and Hello World)
+      ansible.builtin.shell: |
+        set -e
+        base="{{ verify_entry_base | trim | regex_replace('/+$','') }}"
+        url="$base/node"
+        code=$(curl -s -o /dev/null -w "%{http_code}" --connect-timeout 3 --max-time 8 "$url" 2>/dev/null || echo "000")
+        echo "$url -> $code"
+        test "$code" = "200"
+        body=$(curl -sS --connect-timeout 3 --max-time 8 "$url" 2>/dev/null || true)
+        echo "$body" | grep -q "Hello World from Node.js"
+      args:
+        executable: /bin/bash
+      changed_when: false
+
+- name: Teardown 04-01 nodejs demo (optional)
+  hosts: k3s_server
+  become: true
+  run_once: true
+  vars:
+    k3s_kubeconfig: /etc/rancher/k3s/k3s.yaml
+    verify_teardown: "{{ (VERIFY_TEARDOWN | default('1')) | string }}"
+  tasks:
+    - name: Delete nodejs-demo resources when VERIFY_TEARDOWN=1
+      when: verify_teardown == "1"
+      ansible.builtin.shell: |
+        set -e
+        KUBECONFIG={{ k3s_kubeconfig }} kubectl delete deploy/nodejs-demo svc/nodejs-demo ing/nodejs-demo -n default --ignore-not-found=true
+      args:
+        executable: /bin/bash
+      changed_when: true
+