Added routes for trending_hashtags, expenses

• Added:
- routes for trending_hashtags, expenses

app/controllers/api/v1/expenses_controller.rb

@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+class Api::V1::ExpensesController < EmptyController
+
+  def show
+    amount = Redis.current.get("monthly_funding_amount") || 0
+    amount = [amount.to_f, 100].min
+    render json: { "expenses": amount }
+  end
+
+end

app/controllers/api/v1/trending_hashtags_controller.rb

@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+class Api::V1::TrendingHashtagsController < EmptyController
+
+  def show
+    tags = Redis.current.get("admin_trending_hashtags") || ""
+    tags = tags.strip.split(", ")
+    render json: { trending_hashtags: tags }
+  end
+
+end