refactor: python to go

Containerfile

@@ -0,0 +1,44 @@
+# Build stage
+FROM golang:1.25-alpine AS builder
+
+WORKDIR /app
+
+# Install build dependencies
+RUN apk add --no-cache git
+
+# Copy go mod files
+COPY go.mod go.sum ./
+
+# Download dependencies
+RUN go mod download
+
+# Copy source code
+COPY . .
+
+# Build the application
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo \
+    -o server ./cmd/landing
+
+# Final stage
+FROM alpine:latest
+
+# Install ca-certificates for HTTPS
+RUN apk --no-cache add ca-certificates
+
+WORKDIR /app
+
+# Copy binary from builder
+COPY --from=builder /app/server .
+
+# Copy templates directory
+COPY --from=builder /app/templates ./templates
+
+# Copy static files directory
+COPY --from=builder /app/static ./static
+
+# Copy .env (optional - can be overridden at runtime)
+COPY .env .env
+
+EXPOSE 8080
+
+CMD ["./server"]