Refactor code structure for improved readability and maintainability

Dockerfile

@@ -1,23 +1,52 @@
-# Lightweight production image for the Hitstar Node app
-FROM node:22-alpine
+# Multi-stage Dockerfile for Hitstar Deno Server
+# Supports both development and production environments
+
+# Base stage with common dependencies
+FROM denoland/deno:latest AS base
 
 WORKDIR /app
 
-# Install dependencies
-COPY package*.json ./
-# Use npm ci when a lockfile is present, otherwise fallback to npm install without throwing an error
-RUN if [ -f package-lock.json ] || [ -f npm-shrinkwrap.json ]; then \
-            npm ci --omit=dev; \
-        else \
-            npm install --omit=dev; \
-        fi
+# Copy all source files first for dependency resolution
+COPY src/server-deno/ .
 
-# Copy app source (media lives outside via volume)
-COPY . .
+# Cache all dependencies based on deno.json imports
+RUN deno cache main.ts
 
-ENV NODE_ENV=production \
+# Development stage
+FROM base AS development
+
+ENV DENO_ENV=development \
     PORT=5173
 
 EXPOSE 5173
 
-CMD ["node", "src/server/index.js", "--host", "0.0.0.0"]
+# Copy all source files
+COPY src/server-deno/ .
+
+# Run with watch mode and all necessary permissions
+CMD ["deno", "run", \
+    "--allow-net", \
+    "--allow-read", \
+    "--allow-env", \
+    "--allow-write", \
+    "--watch", \
+    "main.ts"]
+
+# Production stage
+FROM base AS production
+
+ENV DENO_ENV=production \
+    PORT=5173
+
+EXPOSE 5173
+
+# Copy only necessary source files for production
+COPY src/server-deno/ .
+
+# Run optimized production server
+CMD ["deno", "run", \
+    "--allow-net", \
+    "--allow-read=/app/data,/app/public", \
+    "--allow-env", \
+    "--allow-write=/app/data", \
+    "main.ts"]