feat: add hostctl

Author: codejsha

macos/hostctl/README.md

@@ -0,0 +1,14 @@
+# hostctl
+
+## Install
+
+### Homebrew
+
+```sh
+brew install guumaster/tap/hostctl
+```
+
+## References
+
+- hostctl website: <https://guumaster.github.io/hostctl/>
+- hostctl github: <https://github.com/guumaster/hostctl>

macos/hostctl/hostctl-commands.sh

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+######################################################################
+
+hostctl list
+### +---------+--------+-----------------+---------------------+
+### | PROFILE | STATUS |       IP        |       DOMAIN        |
+### +---------+--------+-----------------+---------------------+
+### | default | on     | 127.0.0.1       | localhost           |
+### | default | on     | 255.255.255.255 | broadcasthost       |
+### | default | on     | ::1             | localhost           |
+### +---------+--------+-----------------+---------------------+
+
+######################################################################
+
+hostctl add k8s < k8s.hosts
+hostctl replace k8s < k8s.hosts

macos/hostctl/k8s.hosts

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+127.0.0.1 jenkins.example.com