fix: npm and test (diggsweden#59)

* fix: add missing mock and replace spy

Add missing mock to get rid of warnings in the build
Replace spy with stub to avoid warning in IDE

Signed-off-by: Jesper Hellberg <extern.jesper.hellberg@digg.se>

* fix: fail build on peer dependency conflict

- Add strict-peer-deps to github actions and to local builds to fail build
on warnings.
- Updata npm

Signed-off-by: Jesper Hellberg <extern.jesper.hellberg@digg.se>

---------

Signed-off-by: Jesper Hellberg <extern.jesper.hellberg@digg.se>

Author: jhdigg

.github/workflows/test.yml

@@ -16,7 +16,7 @@ jobs:
           node-version: 20
 
       - name: Install dependencies
-        run: npm ci
+        run: npm ci --strict-peer-deps
 
       - name: Run tests
         run: npm run test

.npmrc

@@ -6,4 +6,6 @@
 always-auth=true
 
 # must use for correct package-lock.json
-registry=https://registry.npmjs.org/
+registry=https://registry.npmjs.org/
+
+strict-peer-deps=true