Add restart endpoint for services.

Service restart is now available via the API!

https://api-docs.render.com/reference/restart-service

Author: bjhess

README.md

@@ -56,6 +56,7 @@ end
 client.services.create(name: "my-new-service", ...)
 # https://api-docs.render.com/reference/update-service
 client.services.update(service_id, name: "my-new-service", ...)
+client.services.restart(service_id)
 client.services.delete(service_id)
 
 client.services.suspend(service_id)

lib/render_api/clients/services.rb

@@ -43,6 +43,10 @@ def resume(service_id)
         endpoint.post("/services/#{service_id}/resume")
       end
 
+      def restart(service_id)
+        endpoint.post("/services/#{service_id}/restart")
+      end
+
       def scale(service_id, num_instances:)
         endpoint.post(
           "/services/#{service_id}/scale",

spec/features/services_spec.rb

@@ -338,6 +338,35 @@
     end
   end
 
+  describe "restart" do
+    let(:id) { "my-service" }
+
+    before :each do
+      stub_request(:post, "https://api.render.com/v1/services/#{id}/restart")
+        .to_return(status: 202)
+    end
+
+    it "returns true if successful" do
+      response = subject.restart(id)
+
+      expect(response).to eq(true)
+    end
+
+    it "raises an exception if the request failed" do
+      stub_request(:post, "https://api.render.com/v1/services/#{id}/restart")
+        .to_return_json(
+          status: 404,
+          body: {
+            "id" => "not-found",
+            "message" => "Not Found"
+          }
+        )
+
+      expect { subject.restart(id) }
+        .to raise_error(RenderAPI::RequestError)
+    end
+  end
+
   describe "scale" do
     let(:id) { "my-service" }