final.

src/clj/auto_ap/routes/exports.clj

@@ -256,8 +256,10 @@
                                   (into [["Vendor Name" "Address" "City" "State" "Zip" "Terms" "Account" "Account Code"]]))]
                     {:body 
                      (with-open [w (java.io.StringWriter.)]
-                       (csv/write-csv w data)
-                       (.toString w))})))
+                       (csv/write-csv w data
+                                      :quote? (constantly true))
+                       (.toString w))
+                     :headers {"Content-Type" "application/csv"}})))
            (GET "/ledger/export" {:keys [identity query-params]}
                 (let [start-date (or (some-> (query-params "start-date")
                                              (atime/parse atime/iso-date))