web: fix docker build for non-release versions (cherry-pick #10154) (#…

…10155)

Co-authored-by: Marc 'risson' Schmitt <marc.schmitt@risson.space>
fix docker build for non-release versions (#10154)

Dockerfile

@@ -22,6 +22,8 @@ RUN npm run build-bundled
 # Stage 2: Build webui
 FROM --platform=${BUILDPLATFORM} docker.io/node:22 as web-builder
 
+ARG GIT_BUILD_HASH
+ENV GIT_BUILD_HASH=$GIT_BUILD_HASH
 ENV NODE_ENV=production
 
 WORKDIR /work/web