Basic impl added

Dockerfile

@@ -0,0 +1,55 @@
+# Build stage
+FROM golang:1.23.2-alpine AS builder
+
+# Install build dependencies
+RUN apk add --no-cache git make
+
+# Set working directory
+WORKDIR /build
+
+# Copy go mod files
+COPY go.mod go.sum ./
+
+# Download dependencies
+RUN go mod download
+
+# Copy source code
+COPY . .
+
+# Build binaries
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o grpcserver ./cmd/grpcserver
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o restserver ./cmd/restserver
+
+# Runtime stage
+FROM alpine:latest
+
+# Install runtime dependencies
+RUN apk --no-cache add ca-certificates tzdata
+
+# Create non-root user
+RUN addgroup -g 1000 notifier && \
+    adduser -D -u 1000 -G notifier notifier
+
+# Set working directory
+WORKDIR /app
+
+# Copy binaries from builder
+COPY --from=builder /build/grpcserver /app/
+COPY --from=builder /build/restserver /app/
+
+# Copy default config (can be overridden with volume mount)
+COPY config.yaml /app/config.yaml
+
+# Create directory for queue persistence
+RUN mkdir -p /var/lib/notifier && \
+    chown -R notifier:notifier /var/lib/notifier
+
+# Change to non-root user
+USER notifier
+
+# Expose ports
+EXPOSE 8080 50051 9090 8081
+
+# Default to running both servers
+# Can be overridden with docker run command
+CMD ["sh", "-c", "/app/grpcserver & /app/restserver"]