feat: Initialize XtremFlow project with core structure, IPTV features, authentication, and video player.

Dockerfile

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+# Multi-stage Dockerfile for Flutter Web IPTV Application
+# Stage 1: Build Flutter Web Application
+FROM ghcr.io/cirruslabs/flutter:stable AS builder
+
+WORKDIR /app
+
+# Copy pubspec files
+COPY pubspec.yaml pubspec.lock ./
+
+# Get dependencies
+RUN flutter pub get
+
+# Copy entire project
+COPY . .
+
+# Build Flutter Web with CanvasKit renderer for 60fps performance
+RUN flutter build web --release --web-renderer canvaskit
+
+# Stage 2: Serve with dhttpd (Dart HTTP Server)
+FROM dart:stable AS runtime
+
+# Install dhttpd globally
+RUN dart pub global activate dhttpd
+
+# Create app directory
+WORKDIR /app
+
+# Copy built web files from builder stage
+COPY --from=builder /app/build/web /app/web
+
+# Create data directory for Hive persistence
+RUN mkdir -p /app/data
+
+# Expose port (internal only, not mapped to host)
+EXPOSE 8080
+
+# Set environment variable for Hive storage
+ENV HIVE_STORAGE_PATH=/app/data
+
+# Run dhttpd server
+CMD ["dart", "pub", "global", "run", "dhttpd", "--host", "0.0.0.0", "--port", "8080", "--path", "/app/web"]