feat: sync convex companies and dashboard metrics

convex/companies.ts

@@ -85,3 +85,24 @@ export const ensureProvisioned = mutation({
     }
   },
 })
+
+export const removeBySlug = mutation({
+  args: {
+    tenantId: v.string(),
+    slug: v.string(),
+  },
+  handler: async (ctx, { tenantId, slug }) => {
+    const normalizedSlug = normalizeSlug(slug) ?? slug
+    const existing = await ctx.db
+      .query("companies")
+      .withIndex("by_tenant_slug", (q) => q.eq("tenantId", tenantId).eq("slug", normalizedSlug))
+      .unique()
+
+    if (!existing) {
+      return { removed: false }
+    }
+
+    await ctx.db.delete(existing._id)
+    return { removed: true }
+  },
+})