Created Turnpike, event attendee and volunteer management

Built after prototype, Traverse, an attendee and volunteer list
maintainer.

Dockerfile

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+FROM node:22-alpine AS frontend
+WORKDIR /app/frontend
+COPY frontend/package*.json ./
+RUN npm ci
+COPY frontend/ ./
+RUN npm run build
+
+FROM golang:1.24-alpine AS backend
+WORKDIR /app
+COPY go.mod go.sum ./
+RUN go mod download
+COPY --from=frontend /app/frontend/dist ./frontend/dist
+COPY *.go ./
+RUN CGO_ENABLED=0 go build -o turnpike .
+
+FROM scratch
+COPY --from=backend /app/turnpike /turnpike
+EXPOSE 8180
+ENTRYPOINT ["/turnpike"]