Add deployment files

vigilcare-records-web/Dockerfile

@@ -0,0 +1,23 @@
+# Build context is vigilcare-records-web/ (package.json, nginx.conf live here):
+#   docker build -f vigilcare-records-web/Dockerfile -t vigilcare-records-dashboard vigilcare-records-web
+
+FROM node:22-alpine AS build
+WORKDIR /app
+
+COPY package.json package-lock.json ./
+RUN npm ci
+
+COPY . .
+# No VITE_API_URL build-arg needed: src/api/client.ts and src/api/fhirClient.ts
+# use relative base URLs ("/api/v1", "/fhir") and rely on the nginx reverse proxy
+# below to reach the api container at runtime — same origin in every environment.
+RUN npm run build
+
+FROM nginx:1.27-alpine AS runtime
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+COPY --from=build /app/dist /usr/share/nginx/html
+
+HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
+    CMD wget -qO- http://localhost:80/ >/dev/null || exit 1
+
+EXPOSE 80