Migrate UI to React and Tailwind Refs #32

Dockerfile

@@ -1,8 +1,16 @@
+FROM node:22-alpine AS frontend
+WORKDIR /build/frontend
+COPY frontend/package*.json ./
+RUN npm ci
+COPY frontend ./
+RUN npm run build
+
 FROM python:3.12-slim AS runtime
 
 WORKDIR /app
 COPY pyproject.toml README.md LICENSE ./
 COPY importarr ./importarr
+COPY --from=frontend /build/importarr/static ./importarr/static
 ARG IMPORTARR_VERSION=0.1.0
 ARG IMPORTARR_BUILD_DATE=unknown
 ARG IMPORTARR_GIT_SHA=unknown