Fix CSS files upload path in deploy workflow

Replace cd/lcd/mput commands with put using full paths to ensure style.css and style.css.map are correctly uploaded to assets/css/ directory instead of root.

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Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

.forgejo/workflows/deploy.yml

@@ -28,9 +28,8 @@ jobs:
           # Mirror everything except hidden files/folders and assets/css content
           mirror --reverse --verbose --ignore-time --parallel=10 -x '.*' -x '*/.*' -x 'assets/css/*' . .
           # Sync only style.css and style.css.map from assets/css
-          cd assets/css
-          lcd assets/css
-          mput style.css style.css.map
+          put assets/css/style.css -o assets/css/style.css
+          put assets/css/style.css.map -o assets/css/style.css.map
           quit
           SCRIPT
           lftp -f /tmp/lftp-script.txt