feat(memcache): start generating apiv1 (#3579)

Author: codyoss

internal/.repo-metadata-full.json

@@ -495,6 +495,14 @@
     "docs_url": "https://pkg.go.dev/cloud.google.com/go/managedidentities/apiv1",
     "release_level": "ga"
   },
+  "cloud.google.com/go/memcache/apiv1": {
+    "distribution_name": "cloud.google.com/go/memcache/apiv1",
+    "description": "Cloud Memorystore for Memcached API",
+    "language": "Go",
+    "client_library_type": "generated",
+    "docs_url": "https://pkg.go.dev/cloud.google.com/go/memcache/apiv1",
+    "release_level": "beta"
+  },
   "cloud.google.com/go/memcache/apiv1beta2": {
     "distribution_name": "cloud.google.com/go/memcache/apiv1beta2",
     "description": "Cloud Memorystore for Memcached API",

internal/gapicgen/generator/config.go

@@ -86,6 +86,15 @@ var microgenGapicConfigs = []*microgenConfig{
 		apiServiceConfigPath:  "google/cloud/language/v1beta2/language_v1beta2.yaml",
 		releaseLevel:          "beta",
 	},
+	{
+		inputDirectoryPath:    "google/cloud/memcache/v1",
+		pkg:                   "memcache",
+		importPath:            "cloud.google.com/go/memcache/apiv1",
+		gRPCServiceConfigPath: "google/cloud/memcache/v1/memcache_grpc_service_config.json",
+		apiServiceConfigPath:  "google/cloud/memcache/v1/memcache_v1.yaml",
+		// GA after 2021/02/20
+		releaseLevel: "beta",
+	},
 	{
 		inputDirectoryPath:    "google/cloud/memcache/v1beta2",
 		pkg:                   "memcache",