chore: use yarn v1 in extensions/core

extensions/markdown/js/package.json

@@ -15,7 +15,6 @@
         "format-check": "prettier --check src",
         "analyze": "cross-env ANALYZER=true yarn run build"
     },
-    "packageManager": "yarn@3.1.1",
     "devDependencies": {
         "@flarum/prettier-config": "^1.0.0",
         "flarum-tsconfig": "^1.0.2",

framework/core/js/.yarnrc.yml

@@ -1,3 +0,0 @@
-nodeLinker: node-modules
-
-yarnPath: .yarn/releases/yarn-3.1.1.cjs

framework/core/js/package.json

@@ -48,6 +48,5 @@
         "post-build-typings": "find dist-typings -type f -name '*.d.ts' -print0 | xargs -0 sed -i 's,../src/@types,@types,g'",
         "check-typings": "tsc --noEmit --emitDeclarationOnly false",
         "check-typings-coverage": "typescript-coverage-report"
-    },
-    "packageManager": "yarn@3.1.1"
+    }
 }

node_modules/.yarn-integrity

@@ -0,0 +1,10 @@
+{
+  "systemParams": "linux-x64-93",
+  "modulesFolders": [],
+  "flags": [],
+  "linkedModules": [],
+  "topLevelPatterns": [],
+  "lockfileEntries": {},
+  "files": [],
+  "artifacts": {}
+}

package.json

@@ -0,0 +1,10 @@
+{
+    "private": true,
+    "name": "flarum-monorepo",
+    "workspaces": [
+        "./framework/*/js",
+        "./extensions/*/js",
+        "./js-packages/*"
+    ],
+    "scripts": {}
+ }

yarn.lock

@@ -0,0 +1,4 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+