Check link isExternal before adding target="_blank" (#1211)

Paul Trotter

2024-06-17 42640bceb57c450d5c2427bd2b449827468d0ede

 quartz/cli/handlers.js

@@ -347,7 +347,7 @@
          directoryListing: false,
          headers: [
            {
              source: "**/*.html",
              source: "**/*.*",
              headers: [{ key: "Content-Disposition", value: "inline" }],
            },
          ],