add clean scripts

Author: NiloCK

package.json

@@ -13,7 +13,11 @@
         "test:e2e": "cypress open",
         "test:e2e:headless": "cypress run",
         "ci:e2e": "yarn dev & wait-on http://localhost:5173 && cypress run; kill $(lsof -t -i:8080); yarn couchdb:stop",
-        "build": "yarn workspace @vue-skuilder/common build && yarn workspace @vue-skuilder/db build && yarn workspace @vue-skuilder/common-ui build && yarn workspace @vue-skuilder/courses build && yarn workspace @vue-skuilder/platform-ui build && yarn workspace @vue-skuilder/express build"
+        "build": "yarn workspace @vue-skuilder/common build && yarn workspace @vue-skuilder/db build && yarn workspace @vue-skuilder/common-ui build && yarn workspace @vue-skuilder/courses build && yarn workspace @vue-skuilder/platform-ui build && yarn workspace @vue-skuilder/express build",
+        "clean": "yarn clean:dist && yarn clean:node_modules",
+        "clean:dist": "find packages -name 'dist' -type d -exec rm -rf {} +",
+        "clean:node_modules": "find . -name 'node_modules' -type d -exec rm -rf {} +",
+        "clean:all": "yarn clean && rm -rf .pnp.* .yarn/cache .yarn/install-state.gz"
     },
     "private": true,
     "workspaces": [