diff --git a/.gitea/actions/discover-skins/action.yml b/.gitea/actions/discover-skins/action.yml
index 4459bfd..140bd58 100644
--- a/.gitea/actions/discover-skins/action.yml
+++ b/.gitea/actions/discover-skins/action.yml
@@ -27,20 +27,22 @@ runs:
       shell: bash
       run: |
         echo "Discovering all skins in $SKINS_DIR…"
-        temp_discover="/tmp/discover_skins_$RANDOM.txt"
-        find "$SKINS_DIR" -mindepth 1 -maxdepth 1 -type d \
-          | sed 's|'"$SKINS_DIR"'/||' > "$temp_discover"
-        mapfile -t skins < "$temp_discover"
-        rm -f "$temp_discover"
-
-        json=""
-        json="$(printf '%s\n' "${skins[@]}" | jq -R . | jq -cs .)"
+        
+        # Find all skins and create JSON, write to shared file
+        all_skins_file="/tmp/all_skins_shared.json"
+        find "$SKINS_DIR" -mindepth 1 -maxdepth 1 -type d -print0 \
+          | xargs -0 -n1 basename \
+          | jq -R . | jq -cs . > "$all_skins_file"
+        
+        json=$(cat "$all_skins_file")
 
         {
           echo "all_skins<<EOF"
           echo "$json"
           echo "EOF"
         } >> "$GITHUB_OUTPUT"
+        
+        echo "all_skins_file=$all_skins_file" >> "$GITHUB_OUTPUT"
 
     - name: Detect Changed Skin Directories
       id: detect
@@ -49,12 +51,9 @@ runs:
         set -e
         echo "[Detect Changed Skin Directories Started]"
 
-        # Parse JSON back into Bash array - avoid command substitution with parentheses
-        all_skins_json='${{ steps.discover_all.outputs.all_skins }}'
-        temp_skins_file="/tmp/all_skins_$RANDOM.txt"
-        printf '%s' "$all_skins_json" | jq -r '.[]' > "$temp_skins_file"
-        mapfile -t all_skins < "$temp_skins_file"
-        rm -f "$temp_skins_file"
+        # Read from shared file instead of using GitHub Actions output
+        all_skins_file="/tmp/all_skins_shared.json"
+        mapfile -t all_skins < <(jq -r '.[]' "$all_skins_file")
 
         force_rebuild="${{ inputs.force_rebuild }}"
         target_skins="${{ inputs.target_skins }}"