Add Django site, Docker packaging, and beta/prod Gitea deploys.

Unignore site/ (was blocked by mkdocs /site rule), add compose/Docker/uv tooling, and split deploys so push to main goes to beta while prod stays manual.

site/dashboard/views.py

@@ -0,0 +1,27 @@
+from django.contrib.auth.decorators import login_required
+from django.shortcuts import render
+
+from contacts.models import Contact
+from leads.models import Lead
+from messaging.models import Campaign
+from social.models import SocialPost
+
+
+@login_required
+def home(request):
+    upcoming = Campaign.objects.exclude(
+        status__in=[Campaign.Status.COMPLETED, Campaign.Status.CANCELLED]
+    ).order_by("scheduled_for", "-created_at")[:5]
+    context = {
+        "lead_count": Lead.objects.filter(status=Lead.Status.NEW).count(),
+        "open_pipeline": Lead.objects.filter(
+            status__in=[Lead.Status.NEW, Lead.Status.CONTACTED]
+        ).count(),
+        "contact_count": Contact.objects.count(),
+        "scheduled_posts": SocialPost.objects.filter(
+            status__in=[SocialPost.Status.SCHEDULED, SocialPost.Status.QUEUED]
+        ).count(),
+        "recent_leads": Lead.objects.select_related("contact", "attribution").all()[:8],
+        "upcoming_campaigns": upcoming,
+    }
+    return render(request, "dashboard/home.html", context)