Add PostgreSQL support with SQLite/Postgres database compatibility layer

- Add dbGet/dbAll helper functions for database-agnostic queries
- Add toDbBool/convertBooleansForDb for boolean type conversion
- Add toDbDate/getNow for timestamp type handling
- Add generateId that returns UUID for Postgres, nanoid for SQLite
- Update all routes to use compatibility helpers
- Add normalizeEvent to return clean number types from Postgres decimal
- Add formatPrice utility for consistent price display
- Add legal pages admin interface with RichTextEditor
- Update carousel images
- Add drizzle migration files for PostgreSQL

frontend/src/app/globals.css

@@ -99,3 +99,57 @@
     text-wrap: balance;
   }
 }
+
+/* TipTap Rich Text Editor Styles */
+.ProseMirror {
+  outline: none;
+}
+
+.ProseMirror p.is-editor-empty:first-child::before {
+  @apply text-gray-400 pointer-events-none float-left h-0;
+  content: attr(data-placeholder);
+}
+
+.ProseMirror > * + * {
+  margin-top: 0.75em;
+}
+
+.ProseMirror h1 {
+  @apply text-2xl font-bold mt-6 mb-3;
+}
+
+.ProseMirror h2 {
+  @apply text-xl font-bold mt-5 mb-2;
+}
+
+.ProseMirror h3 {
+  @apply text-lg font-semibold mt-4 mb-2;
+}
+
+.ProseMirror ul {
+  @apply list-disc list-inside my-3;
+}
+
+.ProseMirror ol {
+  @apply list-decimal list-inside my-3;
+}
+
+.ProseMirror li {
+  @apply my-1;
+}
+
+.ProseMirror blockquote {
+  @apply border-l-4 border-gray-300 pl-4 my-4 italic text-gray-600;
+}
+
+.ProseMirror hr {
+  @apply border-t border-gray-300 my-6;
+}
+
+.ProseMirror strong {
+  @apply font-bold;
+}
+
+.ProseMirror em {
+  @apply italic;
+}