Link @mozilla/glean in samples just like in benchmarks

We use --prefix a lot on the CI and that makes link behave differently.
Using the same strategy as in benchmarks, we make sure both linking
steps happen with the same prefix and thus the linking works as
expected. This will fix Bug 1707626.

.circleci/config.yml

@@ -64,18 +64,12 @@ jobs:
       - run:
           name: Install JavaScript dependencies for Glean
           command: npm --prefix ./glean install
-      - run:
-          name: Build & link Glean.js to use it in the samples
-          command: |
-              npm --prefix ./glean run build:webext
-              npm --prefix ./glean run build:cli
-              npm --prefix ./glean link
       # JS sample related jobs
       - run:
           name: Install JavaScript dependencies for the JS sample
           command: |
-              npm --prefix ./samples/web-extension/javascript install
-              npm --prefix ./samples/web-extension/javascript link @mozilla/glean
+            npm --prefix ./samples/web-extension/javascript install
+            npm --prefix ./samples/web-extension/javascript run link:glean
       - run:
           name: Build the JS sample
           command: |
@@ -88,8 +82,8 @@ jobs:
       - run:
           name: Install Typescript dependencies for the TS sample
           command: |
-              npm --prefix ./samples/web-extension/typescript install
-              npm --prefix ./samples/web-extension/typescript link @mozilla/glean
+            npm --prefix ./samples/web-extension/typescript install
+            npm --prefix ./samples/web-extension/typescript run link:glean
       - run:
           name: Build the TS sample
           command: |

samples/web-extension/javascript/package.json

@@ -5,6 +5,7 @@
   "description": "A sample web extension using Glean.js",
   "main": "dist/bundle.js",
   "scripts": {
+    "link:glean": "cd ../../../glean && npm i && npm run build && npm link && cd ../samples/web-extension/javascript && npm link @mozilla/glean",
     "glean": "glean translate src/metrics.yaml src/pings.yaml -f javascript -o src/generated",
     "build": "npm run glean && webpack --config webpack.config.js --mode production",
     "dev": "npm run glean && webpack --watch --config webpack.config.js --mode development",

samples/web-extension/typescript/package.json

@@ -5,6 +5,7 @@
   "main": "dist/bundle.js",
   "type": "module",
   "scripts": {
+    "link:glean": "cd ../../../glean && npm i && npm run build && npm link && cd ../samples/web-extension/typescript && npm link @mozilla/glean",
     "glean": "glean translate src/metrics.yaml src/pings.yaml -f typescript -o src/generated",
     "build": "npm run glean && webpack --config webpack.config.js --mode production",
     "dev": "npm run glean && webpack --watch --config webpack.config.js --mode development",