fix: Addressing shellcheck findings

Author: yhakbar

.github/scripts/release/check-release-exists.sh

@@ -19,9 +19,11 @@ function main {
 
   # Check if release exists using gh CLI (only care about exit code)
   if ! gh release view "$VERSION" > /dev/null 2>&1; then
-    printf 'exists=false\n' >> "$GITHUB_OUTPUT"
-    printf 'is_draft=false\n' >> "$GITHUB_OUTPUT"
-    printf 'release_id=\n' >> "$GITHUB_OUTPUT"
+    {
+      printf 'exists=false\n'
+      printf 'is_draft=false\n'
+      printf 'release_id=\n'
+    } >>"$GITHUB_OUTPUT"
     printf 'Release not found for tag %s\n' "$VERSION"
     return 0
   fi
@@ -39,10 +41,12 @@ function main {
   is_draft=$(jq -r '.isDraft' <<< "$release_json")
 
   # Write to GitHub output
-  printf 'exists=true\n' >> "$GITHUB_OUTPUT"
-  printf 'release_id=%s\n' "$release_id" >> "$GITHUB_OUTPUT"
-  printf 'upload_url=%s\n' "$upload_url" >> "$GITHUB_OUTPUT"
-  printf 'is_draft=%s\n' "$is_draft" >> "$GITHUB_OUTPUT"
+  {
+    printf 'exists=true\n'
+    printf 'release_id=%s\n' "$release_id"
+    printf 'upload_url=%s\n' "$upload_url"
+    printf 'is_draft=%s\n' "$is_draft"
+  } >>"$GITHUB_OUTPUT"
 
   echo "Found existing release:"
   printf '  Release ID: %s\n' "$release_id"

.github/scripts/release/resolve-version-ref.sh

@@ -54,8 +54,10 @@ function main {
     ref="$RELEASE_TARGET"
   fi
 
-  printf 'version=%s\n' "$version" >>"$GITHUB_OUTPUT"
-  printf 'ref=%s\n' "$ref" >>"$GITHUB_OUTPUT"
+  {
+    printf 'version=%s\n' "$version"
+    printf 'ref=%s\n' "$ref"
+  } >>"$GITHUB_OUTPUT"
   echo "Resolved version: $version, ref: $ref"
 
   return 0