Initial build: personal annual letter + podcast year-end email generator

- Monthly journal: 6 prompts per month, saved to localStorage
- Year-end reflections: 6 closing prompts compiled into a letter
- Podcast module: 9 prompts → ready-to-send listener email with preview tab
- Home dashboard: month grid, progress bar, year-end task checklist
- Letter view: formatted narrative with Copy and Download
- Dockerfile + nginx.conf for containerized deployment

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Dockerfile

@@ -0,0 +1,15 @@
+# Build stage
+FROM node:20-alpine AS build
+WORKDIR /app
+COPY package*.json ./
+RUN npm ci
+COPY . .
+RUN npm run build
+
+# Serve stage
+FROM nginx:alpine
+COPY --from=build /app/dist /usr/share/nginx/html
+# SPA fallback — serve index.html for all routes
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]