Set permissions in workflow (#1050)

Author: jonolehagemo

.github/workflows/on_build.yml

@@ -7,6 +7,9 @@ on:
 
   pull_request:
 
+permissions:
+  contents: read
+
 jobs:
   build:
     uses: ./.github/workflows/build-template.yml

.github/workflows/on_deploy.yml

@@ -6,6 +6,9 @@ on:
     branches:
       - master
 
+permissions:
+  contents: read
+
 env:
   REGISTRY: europe-north1-docker.pkg.dev/artifact-registry-5n/kostra-docker
   IMAGE: kostra-kontrollprogram

.github/workflows/on_pre_release.yml

@@ -5,6 +5,9 @@ on:
     types:
       - prereleased
 
+permissions:
+  contents: read
+
 jobs:
   build:
     uses: ./.github/workflows/build-template.yml

.github/workflows/on_release.yml

@@ -5,6 +5,9 @@ on:
     types:
       - released
 
+permissions:
+  contents: read
+
 jobs:
   build:
     uses: ./.github/workflows/build-template.yml