chore(deps): update caddy docker tag to v2.11.2 (#2636)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

frontend/Dockerfile

@@ -7,7 +7,7 @@ COPY . ./
 RUN npm run deploy
 
 # Build custom Caddy binary with Coraza WAF plugin
-FROM caddy:2.11.1-builder AS caddy
+FROM caddy:2.11.2-builder AS caddy
 # Install CA certificates for Go module downloads; libcap for setcap
 RUN apk add --no-cache ca-certificates libcap
 RUN xcaddy build \