fix(pwsh): correctly classify musl, ignore c# builds

pwsh/releases.js

@@ -4,16 +4,38 @@ var github = require('../_common/github.js');
 var owner = 'powershell';
 var repo = 'powershell';
 
+let ODDITIES = ['-fxdependent'];
+
+function isOdd(build) {
+  for (let oddity of ODDITIES) {
+    let isOddity = build.name.includes(oddity);
+    if (isOddity) {
+      return true;
+    }
+  }
+}
+
 module.exports = function (request) {
   return github(request, owner, repo).then(function (all) {
     // remove checksums and .deb
     all.releases = all.releases.filter(function (rel) {
+      let odd = isOdd(rel);
+      if (odd) {
+        return false;
+      }
+
       let isPreview = rel.name.includes('-preview.');
       if (isPreview) {
         rel.channel = 'beta';
       }
 
-      return !/(alpine)|(fxdependent)|(\.deb)|(\.pkg)|(\.rpm)$/i.test(rel.name);
+      let isMusl = rel.download.match(/(\b|_)(musl|alpine)(\b|_)/i);
+      if (isMusl) {
+        // not a fully static build, not gnu-compatible
+        rel.arch = 'musl';
+      }
+
+      return true;
     });
 
     all._names = ['PowerShell', 'powershell'];