Remove yarn 1.x from dependencies

Author: rolandgeider

package.json

@@ -18,11 +18,12 @@
     "htmx.org": "^2.0.5",
     "jquery": "^3.7.1",
     "masonry-layout": "^4.2.2",
-    "popper.js": "^1.16.1",
-    "yarn": "^1.22.22"
+    "popper.js": "^1.16.1"
   },
   "scripts": {
-    "build:css:sass": "sass wger/core/static/scss/main.scss wger/core/static/yarn/bootstrap-compiled.css"
+    "build:css:sass": "sass wger/core/static/scss/main.scss wger/core/static/yarn/bootstrap-compiled.css",
+    "install": "yarn install && yarn run postinstall",
+    "postinstall": "rm -rf wger/core/static/yarn/ && mkdir -p wger/core/static/yarn/ && cp -r node_modules/* wger/core/static/yarn/"
   },
   "engines": {
     "yarn": ">= 1.0.0"

yarn.lock

@@ -149,16 +149,5 @@ __metadata:
     jquery: "npm:^3.7.1"
     masonry-layout: "npm:^4.2.2"
     popper.js: "npm:^1.16.1"
-    yarn: "npm:^1.22.22"
   languageName: unknown
   linkType: soft
-
-"yarn@npm:^1.22.22":
-  version: 1.22.22
-  resolution: "yarn@npm:1.22.22"
-  bin:
-    yarn: bin/yarn.js
-    yarnpkg: bin/yarn.js
-  checksum: 10c0/8c77198c93d7542e7f4e131c63b66de357b7076ecfbcfe709ec0d674115c2dd9edaa45196e5510e6e9366d368707a802579e3402071002e1c9d9a99d491478de
-  languageName: node
-  linkType: hard