Add paging support for project and tenant (#58)

Makefile

@@ -50,9 +50,18 @@ client:
 
 .PHONY: mocks
 mocks:
-	@if ! which mockery > /dev/null; then echo "mockery needs to be installed (https://github.com/vektra/mockery)"; exit 1; fi
-	cd api/v1 && mockery --name ProjectServiceClient && mockery --name TenantServiceClient && cd -
-	cd pkg/datastore && mockery --name Storage && cd -
+	rm -rf pkg/datastore/mocks api/v1/mocks
+	docker run --rm \
+		--user $$(id -u):$$(id -g) \
+		-w /work \
+		-v ${PWD}:/work \
+		vektra/mockery:v2.14.0 -r --keeptree --dir api/v1 --output api/v1/mocks --all
+
+	docker run --rm \
+		--user $$(id -u):$$(id -g) \
+		-w /work \
+		-v ${PWD}:/work \
+		vektra/mockery:v2.14.0 -r --keeptree --dir pkg/datastore --output pkg/datastore/mocks --all
 
 .PHONY: postgres-up
 postgres-up: postgres-rm

api/v1/common.proto

@@ -0,0 +1,13 @@
+syntax = "proto3";
+
+package v1;
+
+option go_package = "./v1";
+
+message Paging {
+    // page is used for pagination, if unset only the first page is returned,
+    // the list response contains then the page number for the next page.
+    optional uint64 page = 1;
+    // count is the number of results returned per page, if not given server side defaults apply
+    optional uint64 count = 2;
+}

api/v1/meta.proto

@@ -15,4 +15,4 @@ message Meta {
     google.protobuf.Timestamp updated_time = 6;
     map<string, string> annotations = 7;
     repeated string labels = 8;
-}
+}