Refactor for i18n, CMS integration, and project slugs; enhance admin & analytics

Co-authored-by: dennis <dennis@konkol.net>

app/api/analytics/track/route.ts

@@ -26,7 +26,20 @@ export async function POST(request: NextRequest) {
 
     // Track page view
     if (type === 'pageview' && page) {
-      const projectIdNum = projectId ? parseInt(projectId.toString()) : null;
+      let projectIdNum: number | null = null;
+      if (projectId != null) {
+        const raw = projectId.toString();
+        const parsed = parseInt(raw, 10);
+        if (Number.isFinite(parsed)) {
+          projectIdNum = parsed;
+        } else {
+          const bySlug = await prisma.project.findFirst({
+            where: { slug: raw },
+            select: { id: true },
+          });
+          projectIdNum = bySlug?.id ?? null;
+        }
+      }
       
       // Create page view record
       await prisma.pageView.create({
@@ -83,7 +96,7 @@ export async function POST(request: NextRequest) {
               where: {
                 OR: [
                   { id: parseInt(slug) || 0 },
-                  { title: { contains: slug, mode: 'insensitive' } }
+                  { slug }
                 ]
               }
             });