Downgraded minify to support node 12 for now.

package.json

@@ -231,7 +231,7 @@
         "ZenCash",
         "zen"
     ],
-    "version": "0.5.0",
+    "version": "0.5.1",
     "author": "Chris <[email protected]>",
     "homepage": "https://github.com/christsim/multicoin-address-validator",
     "license": "MIT",
@@ -260,7 +260,7 @@
         "js-sha512": "^0.8.0",
         "jssha": "^2.4.2",
         "lodash.isequal": "^4.5.0",
-        "minify": "^7.0.1"
+        "minify": "^6.0.1"
     },
     "devDependencies": {
         "browserify": "^17.0.0",

yarn.lock

@@ -530,20 +530,13 @@ cipher-base@^1.0.0, cipher-base@^1.0.1, cipher-base@^1.0.3:
     inherits "^2.0.1"
     safe-buffer "^5.0.1"
 
-clean-css@^4.2.3:
+clean-css@^4.1.6, clean-css@^4.2.3:
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/clean-css/-/clean-css-4.2.3.tgz#507b5de7d97b48ee53d84adb0160ff6216380f78"
   integrity sha512-VcMWDN54ZN/DS+g58HYL5/n4Zrqe8vHJpGA8KdgUXFU4fuP/aHNw8eld9SyEIyabIMJX/0RaY/fplOo5hYLSFA==
   dependencies:
     source-map "~0.6.0"
 
-clean-css@^5.0.1:
-  version "5.1.2"
-  resolved "https://registry.yarnpkg.com/clean-css/-/clean-css-5.1.2.tgz#6ea0da7286b4ddc2469a1b776e2461a5007eed54"
-  integrity sha512-QcaGg9OuMo+0Ds933yLOY+gHPWbxhxqF0HDexmToPf8pczvmvZGYzd+QqWp9/mkucAOKViI+dSFOqoZIvXbeBw==
-  dependencies:
-    source-map "~0.6.0"
-
 cliui@^7.0.2:
   version "7.0.4"
   resolved "https://registry.yarnpkg.com/cliui/-/cliui-7.0.4.tgz#a0265ee655476fc807aea9df3df8df7783808b4f"
@@ -1640,12 +1633,12 @@ mime@^2.4.5:
   resolved "https://registry.yarnpkg.com/mime/-/mime-2.4.6.tgz#e5b407c90db442f2beb5b162373d07b69affa4d1"
   integrity sha512-RZKhC3EmpBchfTGBVb8fb+RL2cWyw/32lshnsETttkBAyAUXSGHxbEJWWRXc751DrIxG1q04b8QwMbAwkRPpUA==
 
-minify@^7.0.1:
-  version "7.0.1"
-  resolved "https://registry.yarnpkg.com/minify/-/minify-7.0.1.tgz#f368afeadcf1cd2525d18c32446112f595e951d0"
-  integrity sha512-U3CjnPKRjPu3DxZX7NsB833r2ijbw9af3fHsaChn6o7BHKvaT/zxYDQ8Q/3W7VFXGDrnkAx6XBx3ggEf5KJm7A==
+minify@^6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/minify/-/minify-6.0.1.tgz#d53413fc2e67b47642269087bc912da60ab6492e"
+  integrity sha512-JMG5VruvghXZ1VnPCffnpESUzrhNPTT/uNogew9CmPdd3zmohSEt8/HhPxpR7CiXnBYWExW2gGoagZxTy9rnLg==
   dependencies:
-    clean-css "^5.0.1"
+    clean-css "^4.1.6"
     css-b64-images "~0.2.5"
     debug "^4.1.0"
     html-minifier-terser "^5.1.1"