Add DNS and ca-certificates

action.yml

@@ -14,7 +14,7 @@ outputs:
 runs:
   using: composite
   steps:
-    - run: apk add tailscale kubectl bash curl
+    - run: apk add tailscale kubectl bash curl ca-certificates
       name: Install dependencies
       shell: sh
     - name: Create kube directory
@@ -33,3 +33,6 @@ runs:
     - name: Configure tailscale
       run: tailscaled --tun=userspace-networking --socks5-server=localhost:1055 --outbound-http-proxy-listen=localhost:1055 & tailscale up --authkey="${{ inputs.tailscale-token }}" --advertise-tags=tag:gitea-runners
       shell: sh
+    - name: Configure DNS
+      run: echo -e "nameserver 100.100.100.100\nnameserver 1.1.1.1\nnameserver 1.0.0.1" > /etc/resolv.conf
+      shell: sh