God Mode Valhalla: Initial Standalone Commit

Dockerfile

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+# God Mode (Valhalla) Dockerfile
+# Optimized for reliable builds with full dependencies
+
+# 1. Base Image
+FROM node:20-alpine AS base
+WORKDIR /app
+# Install libc6-compat for sharp/performance
+RUN apk add --no-cache libc6-compat
+
+# 2. Dependencies
+FROM base AS deps
+WORKDIR /app
+COPY package.json package-lock.json* ./
+# Use npm install for robustness (npm ci can fail if lockfile is out of sync)
+RUN npm install --legacy-peer-deps
+
+# 3. Builder
+FROM base AS builder
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+RUN npm run build
+
+# 4. Runner
+FROM base AS runner
+WORKDIR /app
+ENV NODE_ENV=production
+ENV HOST=0.0.0.0
+ENV PORT=4321
+
+# Create non-root user
+RUN addgroup --system --gid 1001 nodejs
+RUN adduser --system --uid 1001 astro
+
+COPY --from=builder /app/dist ./dist
+COPY --from=deps /app/node_modules ./node_modules
+COPY package.json ./
+
+USER astro
+EXPOSE 4321
+
+CMD ["node", "./dist/server/entry.mjs"]