fix(ci): initialize missing_required before source dir check, handle empty SOURCE_DIR

Authored-by: Moko Consulting

.gitea/workflows/repo-health.yml

@@ -392,20 +392,6 @@ jobs:
             exit 0
           fi
 
-          # Source directory: src/ or htdocs/ (either is valid for extension repos)
-          if [ -d "src" ]; then
-            SOURCE_DIR="src"
-          elif [ -d "htdocs" ]; then
-            SOURCE_DIR="htdocs"
-          else
-            # Platform/tooling repos (deploy/, cli/, monitoring/) don't need src/
-            if [ -d "deploy" ] || [ -d "cli" ] || [ -d "monitoring" ]; then
-              SOURCE_DIR="(platform repo)"
-            else
-              missing_required+=("src/ or htdocs/ (source directory required)")
-            fi
-          fi
-
           IFS=',' read -r -a required_artifacts <<< "${REPO_REQUIRED_ARTIFACTS}"
           IFS=',' read -r -a optional_files <<< "${REPO_OPTIONAL_FILES}"
           IFS=',' read -r -a disallowed_dirs <<< "${REPO_DISALLOWED_DIRS}"
@@ -414,6 +400,19 @@ jobs:
           missing_required=()
           missing_optional=()
 
+          # Source directory: src/ or htdocs/ (either is valid for extension repos)
+          SOURCE_DIR=""
+          if [ -d "src" ]; then
+            SOURCE_DIR="src"
+          elif [ -d "htdocs" ]; then
+            SOURCE_DIR="htdocs"
+          elif [ -d "deploy" ] || [ -d "cli" ] || [ -d "monitoring" ]; then
+            # Platform/tooling repos don't need src/
+            SOURCE_DIR=""
+          else
+            missing_required+=("src/ or htdocs/ (source directory required)")
+          fi
+
           for item in "${required_artifacts[@]}"; do
             if printf '%s' "${item}" | grep -q '/$'; then
               d="${item%/}"
@@ -579,12 +578,14 @@ jobs:
             joomla_findings+=("updates.xml missing in root (required for Joomla update server)")
           fi
 
-          INDEX_DIRS=("${SOURCE_DIR}" "${SOURCE_DIR}/admin" "${SOURCE_DIR}/site")
-          for dir in "${INDEX_DIRS[@]}"; do
-            if [ -d "${dir}" ] && [ ! -f "${dir}/index.html" ]; then
-              joomla_findings+=("${dir}/index.html missing (directory listing protection)")
-            fi
-          done
+          if [ -n "${SOURCE_DIR}" ]; then
+            INDEX_DIRS=("${SOURCE_DIR}" "${SOURCE_DIR}/admin" "${SOURCE_DIR}/site")
+            for dir in "${INDEX_DIRS[@]}"; do
+              if [ -d "${dir}" ] && [ ! -f "${dir}/index.html" ]; then
+                joomla_findings+=("${dir}/index.html missing (directory listing protection)")
+              fi
+            done
+          fi
 
           if [ "${#joomla_findings[@]}" -gt 0 ]; then
             {