generate version.ts in docker build

Author: kiliankoe

.github/workflows/docker.yml

@@ -54,3 +54,5 @@ jobs:
         labels: ${{ steps.meta.outputs.labels }}
         cache-from: type=gha
         cache-to: type=gha,mode=max
+        build-args: |
+          VERSION=${{ github.ref_type == 'tag' && github.ref_name || format('main-{0}', github.sha) }}

Dockerfile

@@ -1,12 +1,19 @@
 # Multi-stage Dockerfile for GPTdash
+ARG VERSION=unknown
+
 # Stage 1: Build frontend
 FROM node:24-alpine AS frontend
+ARG VERSION
 WORKDIR /app/frontend
 
 COPY frontend/package*.json ./
 RUN npm ci
 
 COPY frontend/ ./
+
+# Generate version.ts file like the Makefile does
+RUN echo "export const VERSION = \"$VERSION\";" > src/version.ts
+
 RUN npm run build
 
 # Stage 2: Build Go backend with embedded frontend