Update pnpm from v7 to v8

That suppose to help with Dependabot security updates not updating lockfile.

frontend/Dockerfile.e2e

@@ -5,7 +5,7 @@ WORKDIR /frontend
 
 COPY ./package.json ./pnpm-workspace.yaml ./pnpm-lock.yaml /frontend/
 COPY ./e2e/package.json /frontend/e2e/
-RUN corepack enable && corepack prepare pnpm@7.33.6 --activate && pnpm install
+RUN corepack enable && corepack prepare pnpm@8 --activate && pnpm install
 
 COPY ./e2e/playwright.config.ts /frontend/e2e/
 COPY ./e2e/tests /frontend/e2e/tests/

frontend/apps/remark42/package.json

@@ -22,10 +22,10 @@
     "translation:check": "node ./tasks/checkTranslation.js"
   },
   "engines": {
-    "node": ">=16.15 <=17.*",
-    "pnpm": "7.*"
+    "node": ">=16.15 <=22.*",
+    "pnpm": "8.*"
   },
-  "packageManager": "pnpm@7.33.7",
+  "packageManager": "pnpm@8.15.9",
   "dependencies": {
     "@github/markdown-toolbar-element": "^2.1.1",
     "@github/text-expander-element": "^2.2.2",

frontend/package.json

@@ -17,7 +17,7 @@
     "type-check:api": "turbo run type-check --filter=@remark42/api",
     "lint:api": "turbo run lint --filter=@remark42/api"
   },
-  "packageManager": "pnpm@7.33.7",
+  "packageManager": "pnpm@8.15.9",
   "devDependencies": {
     "husky": "^8.0.1",
     "lint-staged": "^13.0.3",

frontend/packages/api/README.md

@@ -4,7 +4,7 @@ Implementation of API methods for Remark42
 
 ## Development
 
-- If you don't have `pnpm` installed run `npm i -g pnpm@7`
+- If you don't have `pnpm` installed run `npm i -g pnpm@8`
 - Install dependencies `pnpm i`
 - Run development mode with `pnpm run dev`
 - Build lib with `pnpm run build`

frontend/packages/api/package.json

@@ -29,7 +29,7 @@
     "type-check": "tsc --noEmit",
     "lint-staged:lint": "eslint --fix --ext .cjs,.mjs,.ts"
   },
-  "packageManager": "pnpm@7.33.7",
+  "packageManager": "pnpm@8.15.9",
   "devDependencies": {
     "@types/node": "^18.0.5",
     "@typescript-eslint/eslint-plugin": "^5.33.1",