RLS policies implementeren, Demo auth flow

lib/content/markdown-parser.ts

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+/**
+ * Markdown Parser Utility
+ * 
+ * Simple markdown parser for converting manifesto.md content
+ * to React components with proper typography.
+ * 
+ * This is a lightweight parser for basic markdown features:
+ * - Paragraphs
+ * - Line breaks
+ * - Basic formatting (bold, italic)
+ */
+
+export interface ParsedMarkdown {
+  paragraphs: string[]
+  metadata?: Record<string, string>
+}
+
+/**
+ * Parse markdown content into structured format
+ * Splits content by double line breaks into paragraphs
+ */
+export function parseMarkdown(markdown: string): ParsedMarkdown {
+  // Split by double line breaks or single line breaks followed by empty line
+  const paragraphs = markdown
+    .split(/\n\s*\n/)
+    .map((para) => para.trim())
+    .filter((para) => para.length > 0)
+
+  return {
+    paragraphs,
+  }
+}
+
+/**
+ * Convert markdown paragraphs to ManifestoSection format
+ * This allows markdown content to be used with existing components
+ */
+export function markdownToSections(markdown: string): Array<{
+  id: string
+  type: 'paragraph'
+  content: string
+}> {
+  const parsed = parseMarkdown(markdown)
+  
+  return parsed.paragraphs.map((content, index) => ({
+    id: `paragraph-${index + 1}`,
+    type: 'paragraph' as const,
+    content: content.trim(),
+  }))
+}
+
+/**
+ * Simple markdown renderer for inline formatting
+ * Converts **bold** and *italic* to HTML
+ */
+export function renderMarkdownInline(text: string): string {
+  return text
+    .replace(/\*\*(.+?)\*\*/g, '<strong>$1</strong>')
+    .replace(/\*(.+?)\*/g, '<em>$1</em>')
+    .replace(/`(.+?)`/g, '<code>$1</code>')
+}
+