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On Windows the help said `firewall.exe`, suggested a bash alias, and
`serve` printed bash-style variable assignments. Drop the extension,
suggest a PowerShell function (Set-Alias cannot carry arguments), and
print `$env:` assignments. Other platforms are unchanged.

Co-Authored-By: Claude Opus 5.5 <[email protected]>

core/src/config/mod.rs

@@ -80,18 +80,6 @@ impl FirewallConfig {
     pub fn local_url(&self, path: &str) -> String {
         crate::local_url(self.port, path)
     }
-
-    /// Without building a `Firewall`, which needs a runtime.
-    pub fn hosts(&self) -> Vec<&'static str> {
-        let mut hosts: Vec<&'static str> = Vec::new();
-        for registry in &self.registries {
-            let host = registry.host();
-            if !hosts.contains(&host) {
-                hosts.push(host);
-            }
-        }
-        hosts
-    }
 }
 
 pub fn path() -> Option<PathBuf> {

core/src/firewall.rs

@@ -40,7 +40,14 @@ impl Firewall {
     }
 
     pub fn hosts(&self) -> Vec<&'static str> {
-        self.config.hosts()
+        let mut hosts: Vec<&'static str> = Vec::new();
+        for registry in &self.config.registries {
+            let host = registry.host();
+            if !hosts.contains(&host) {
+                hosts.push(host);
+            }
+        }
+        hosts
     }
 
     pub fn is_index_url(&self, url: &str) -> bool {