chore: Fix trailing whitespace across project files

Automated fix from pre-commit hooks (trailing-whitespace, end-of-file-fixer).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.github/workflows/mirror-check.yml

@@ -16,16 +16,16 @@ jobs:
             -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
             "https://api.github.com/repos/terraphim/gitea-infrastructure/commits/main" | \
             jq -r '.sha')
-          
+
           # Get latest commit from Gitea
           GITEA_SHA=$(curl -s \
             -H "Authorization: token ${{ secrets.GITEA_TOKEN }}" \
             "https://git.terraphim.cloud/api/v1/repos/terraphim/gitea-infrastructure/commits/main" | \
             jq -r '.sha')
-          
+
           echo "GitHub: ${GITHUB_SHA:0:7}"
           echo "Gitea:  ${GITEA_SHA:0:7}"
-          
+
           if [ "$GITHUB_SHA" == "$GITEA_SHA" ]; then
             echo "✅ Repositories are in sync"
             exit 0

.github/workflows/sync-to-gitea.yml

@@ -21,7 +21,7 @@ jobs:
           git remote add gitea https://git.terraphim.cloud/terraphim/gitea-infrastructure.git
           git config user.name "GitHub Actions"
           git config user.email "actions@github.com"
-          
+
           # Push to Gitea with token authentication
           # If using HTTPS with token: https://token@url
           git push https://oauth2:${GITEA_TOKEN}@git.terraphim.cloud/terraphim/gitea-infrastructure.git main