chore: bump openclaw to 2026.2.15 (#15)

Co-authored-by: al-lac <11136952+al-lac@users.noreply.github.com>

Author: github-actions[bot]

Dockerfile

@@ -12,7 +12,7 @@ WORKDIR /data
 RUN mkdir -p /data && chown node:node /data
 
 # Install OpenClaw globally from npm
-RUN npm install -g openclaw@2026.2.12
+RUN npm install -g openclaw@2026.2.15
 
 # Redirect future npm global installs to persistent volume
 ENV NPM_CONFIG_PREFIX=/data/.npm-global