Initial commit

app/server/plugins/mongodb.ts

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+import mongoose from "mongoose";
+
+export default defineNitroPlugin(async () => {
+  const config = useRuntimeConfig();
+
+  try {
+    await mongoose.connect(config.mongodbUri as string);
+    console.log("✓ MongoDB connected successfully");
+  } catch (error) {
+    console.error("✗ MongoDB connection error:", error);
+    throw error;
+  }
+
+  // Graceful shutdown
+  process.on("SIGINT", async () => {
+    await mongoose.connection.close();
+    console.log("MongoDB connection closed");
+    process.exit(0);
+  });
+});

app/server/plugins/wikilink-transform.ts

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+/**
+ * Wikilink Transformation Plugin
+ *
+ * Transforms Obsidian wikilink syntax to standard markdown links at build time.
+ * Handles:
+ * - [[Page Title]] → [Page Title](/articles/page-title)
+ * - [[Page|Display Text]] → [Display Text](/articles/page)
+ * - ![[image.jpg]] → ![image.jpg](/img/image.jpg)
+ * - ![[image.jpg|alt text]] → ![alt text](/img/image.jpg)
+ *
+ * Runs during content:file:beforeParse hook for early transformation
+ */
+
+export default defineNitroPlugin((nitroApp) => {
+  nitroApp.hooks.hook('content:file:beforeParse' as any, (file: any) => {
+    // Only process markdown files in articles collection
+    if (file._id && file._id.endsWith('.md') && file._id.includes('/articles/')) {
+      if (file.body) {
+        file.body = transformWikilinks(file.body);
+        file.body = transformImageEmbeds(file.body);
+      }
+    }
+  });
+});
+
+/**
+ * Transform Obsidian wikilinks to markdown links
+ * Patterns:
+ * - [[P0 - Page Title]]
+ * - [[Page Title|Display Text]]
+ * - [[P1 - Long Title|Short]]
+ */
+function transformWikilinks(content: string): string {
+  // Pattern: [[P0/P1/P2 - Page Title]] or [[Page Title]] with optional |Display Text
+  const wikilinkPattern = /\[\[([^\]|]+)(?:\|([^\]]+))?\]\]/g;
+
+  return content.replace(wikilinkPattern, (match, pageName, displayText) => {
+    // Clean the page name: strip P0/P1/P2 prefix
+    const cleanName = pageName.replace(/^P[012]\s*-\s*/i, '').trim();
+
+    // Generate slug from clean name
+    const slug = titleToSlug(cleanName);
+
+    // Use display text if provided, otherwise use clean name
+    const linkText = displayText ? displayText.trim() : cleanName;
+
+    // Generate markdown link with /articles/ prefix
+    return `[${linkText}](/articles/${slug})`;
+  });
+}
+
+/**
+ * Transform Obsidian image embeds to markdown image syntax
+ * Patterns:
+ * - ![[image.jpg]]
+ * - ![[image.jpg|alt text]]
+ */
+function transformImageEmbeds(content: string): string {
+  // Pattern: ![[filename]] or ![[filename|alt text]]
+  const imagePattern = /!\[\[([^\]|]+)(?:\|([^\]]+))?\]\]/g;
+
+  return content.replace(imagePattern, (match, filename, altText) => {
+    // Use alt text if provided, otherwise use filename (without extension)
+    const alt = altText?.trim() || filename.replace(/\.(jpg|jpeg|png|gif|svg|webp)$/i, '');
+
+    // Generate markdown image syntax with /img/ prefix
+    return `![${alt}](/img/${filename})`;
+  });
+}
+
+/**
+ * Convert a page title to a URL slug
+ * Rules:
+ * 1. Convert to lowercase
+ * 2. Remove quotation marks
+ * 3. Replace & with "and"
+ * 4. Remove other special characters (keep alphanumeric and hyphens)
+ * 5. Replace spaces with hyphens
+ * 6. Collapse multiple hyphens to single hyphen
+ * 7. Trim hyphens from start/end
+ */
+function titleToSlug(title: string): string {
+  return title
+    .toLowerCase()
+    .replace(/['"]/g, '') // Remove quotes
+    .replace(/&/g, 'and') // & → and
+    .replace(/[^a-z0-9\s-]/g, '') // Remove special characters
+    .replace(/\s+/g, '-') // Spaces → hyphens
+    .replace(/-+/g, '-') // Collapse multiple hyphens
+    .replace(/^-|-$/g, ''); // Trim hyphens from edges
+}