Add Docker support and containerization

- Add Dockerfile for Next.js application
- Configure standalone output for Docker
- Add .dockerignore file
- Add docker-compose.yml for easy deployment
- Update next.config.ts for Docker compatibility

tailwind.config.ts

@@ -0,0 +1,19 @@
+import type { Config } from "tailwindcss";
+
+export default {
+  content: [
+    "./src/pages/**/*.{js,ts,jsx,tsx,mdx}",
+    "./src/components/**/*.{js,ts,jsx,tsx,mdx}",
+    "./src/app/**/*.{js,ts,jsx,tsx,mdx}",
+  ],
+  theme: {
+    extend: {
+      colors: {
+        background: "var(--background)",
+        foreground: "var(--foreground)",
+      },
+    },
+  },
+  plugins: [],
+  darkMode: 'class',
+} satisfies Config;