refactor: fix ansible-lint complains

- Change task names to start with a capital letter for consistency
- Update file modes to be strings instead of integers for better readability
- Replace deprecated `fetch` module with `ansible.builtin.fetch`

🤖

pb_install.yml

@@ -1,43 +1,43 @@
 ---
 - hosts: all
   gather_facts: false
-  name: install k3s server
+  name: Install k3s server
   tags: k3s-server
   tasks:
-    - name: download k3s install script
+    - name: Download k3s install script
       ansible.builtin.get_url:
         url: https://get.k3s.io
         dest: /usr/local/bin/k3s_install.sh
-        mode: 0755
-    - name: install k3s server
+        mode: "755"
+    - name: Install k3s server
       ansible.builtin.command: "k3s_install.sh"
       environment:
         INSTALL_K3S_CHANNEL: v1.27.3+k3s1
         INSTALL_K3S_EXEC: "--disable traefik"
       changed_when: false
-    - name: start and enable k3s server
+    - name: Start and enable k3s server
       ansible.builtin.service:
         name: k3s
         state: started
         enabled: true
-    - name: add kubeconfig variable to bashrc
+    - name: Add kubeconfig variable to bashrc
       ansible.builtin.lineinfile:
         path: ~/.bashrc
         line: "export KUBECONFIG=/etc/rancher/k3s/k3s.yaml"
         insertafter: EOF
-    - name: get kubeconfig
-      fetch:
+    - name: Get kubeconfig
+      ansible.builtin.fetch:
         src: /etc/rancher/k3s/k3s.yaml
         dest: kubeconfig_{{ ansible_host }}.yml
         flat: true
 
 - hosts: all
   gather_facts: false
-  name: deploy baseline
+  name: Deploy baseline
   tags: baseline
   tasks:
-    - name: copy manifest
+    - name: Copy manifest
       ansible.builtin.copy:
         src: argocd-init.yml
         dest: /var/lib/rancher/k3s/server/manifests/argocd-init.yml
-        mode: 0644
+        mode: "644"