diff --git a/.github/linters/.checkov.yml b/.github/linters/.checkov.yml
new file mode 100644
index 0000000..c306051
--- /dev/null
+++ b/.github/linters/.checkov.yml
@@ -0,0 +1,6 @@
+quiet: true
+skip-check:
+  # Ensure that HEALTHCHECK instructions have been added to container images
+  - CKV_DOCKER_2
+  # Ensure that a user for the container has been created
+  - CKV_DOCKER_3
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 086d520..47b9bea 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,6 +2,8 @@ name: Continuous Integration
 
 on:
   pull_request:
+    branches:
+      - main
   push:
     branches:
       - main
diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index c2ac84f..7a50554 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -2,6 +2,8 @@ name: Lint Codebase
 
 on:
   pull_request:
+    branches:
+      - main
   push:
     branches:
       - main
@@ -20,6 +22,8 @@ jobs:
       - name: Checkout
         id: checkout
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
       - name: Lint Codebase
         id: super-linter
diff --git a/entrypoint.sh b/entrypoint.sh
index 22c9865..d15b978 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -7,6 +7,6 @@ GREETING="Hello, $INPUT_WHO_TO_GREET!"
 echo "::notice file=entrypoint.sh,line=7::$GREETING"
 
 # Write outputs to the $GITHUB_OUTPUT file
-echo "greeting=$GREETING" >> "$GITHUB_OUTPUT"
+echo "greeting=$GREETING" >>"$GITHUB_OUTPUT"
 
 exit 0