Dockerfile upd drone-config

Dockerfile

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+# syntax=docker/dockerfile:1.7
+
+############################
+# Build stage
+############################
+FROM node:20-alpine AS build
+WORKDIR /app
+
+# pnpm via Corepack
+ENV PNPM_HOME="/root/.local/share/pnpm"
+ENV PATH="$PNPM_HOME:$PATH"
+RUN corepack enable && corepack prepare pnpm@9.12.0 --activate
+
+# Installera beroenden
+COPY package.json pnpm-lock.yaml* ./
+RUN pnpm install --frozen-lockfile
+
+# App-källor
+COPY . .
+
+# --- Build args (styr Vite) ---
+# Backend-url (ex sätts i Drone secrets)
+ARG VITE_API_BASE_URL=http://localhost:8080
+# Base path för proxy under /hemhub/
+ARG VITE_BASE_PATH=/
+ENV VITE_API_BASE_URL=${VITE_API_BASE_URL}
+ENV VITE_BASE_PATH=${VITE_BASE_PATH}
+
+# Bygg (Vite läser env vid build)
+RUN pnpm build
+
+
+############################
+# Runtime stage (Nginx)
+############################
+FROM nginx:1.27-alpine AS runtime
+
+# Minimal nginx-konfig med SPA-fallback
+RUN <<'NGINX' sh -lc 'cat >/etc/nginx/conf.d/default.conf'
+server {
+  listen 80;
+  server_name _;
+
+  root /usr/share/nginx/html;
+  index index.html;
+
+  # gzip statiska assets
+  gzip on;
+  gzip_types text/plain text/css application/javascript application/json image/svg+xml;
+
+  # Single Page App fallback
+  location / {
+    try_files $uri /index.html;
+  }
+}
+NGINX
+
+# Statiska filer från builden
+COPY --from=build /app/dist /usr/share/nginx/html
+
+# Hälsokoll (valfritt)
+HEALTHCHECK --interval=30s --timeout=3s --retries=3 CMD wget -qO- http://127.0.0.1/ || exit 1
+
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]