List ~/.ssh/config hosts in the panel source dropdown

Read-only group below saved connections; hosts resolve HostName/User/
Port/IdentityFile (Include, wildcards, %-tokens) and connect on click.
New ssh-agent auth kind covers hosts without a usable identity file;
ProxyJump/ProxyCommand hosts are shown disabled.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

package.json

@@ -13,6 +13,7 @@
 	},
 	"dependencies": {
 		"electrobun": "1.18.1",
+		"ssh-config": "^5.2.0",
 		"ssh2": "^1.17.0"
 	},
 	"devDependencies": {