appmanager-api: render, install
diff --git a/core/installer/go.mod b/core/installer/go.mod
index fb5822d..ac66c3a 100644
--- a/core/installer/go.mod
+++ b/core/installer/go.mod
@@ -5,8 +5,9 @@
 require (
 	github.com/go-git/go-billy/v5 v5.3.1
 	github.com/go-git/go-git/v5 v5.4.2
+	github.com/labstack/echo/v4 v4.10.2
 	github.com/spf13/cobra v1.4.0
-	golang.org/x/crypto v0.1.0
+	golang.org/x/crypto v0.6.0
 	golang.org/x/exp v0.0.0-20230425010034-47ecfdc1ba53
 	helm.sh/helm/v3 v3.9.0
 	sigs.k8s.io/yaml v1.3.0
@@ -72,13 +73,14 @@
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/kevinburke/ssh_config v0.0.0-20201106050909-4977a11b4351 // indirect
 	github.com/klauspost/compress v1.13.6 // indirect
+	github.com/labstack/gommon v0.4.0 // indirect
 	github.com/lann/builder v0.0.0-20180802200727-47ae307949d0 // indirect
 	github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0 // indirect
 	github.com/lib/pq v1.10.4 // indirect
 	github.com/liggitt/tabwriter v0.0.0-20181228230101-89fcab3d43de // indirect
 	github.com/mailru/easyjson v0.7.6 // indirect
-	github.com/mattn/go-colorable v0.1.12 // indirect
-	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.17 // indirect
 	github.com/mattn/go-runewidth v0.0.9 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 // indirect
 	github.com/mitchellh/copystructure v1.2.0 // indirect
@@ -109,20 +111,22 @@
 	github.com/sirupsen/logrus v1.8.1 // indirect
 	github.com/spf13/cast v1.4.1 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	github.com/stretchr/testify v1.7.1 // indirect
+	github.com/stretchr/testify v1.8.1 // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	github.com/valyala/fasttemplate v1.2.2 // indirect
 	github.com/xanzy/ssh-agent v0.3.0 // indirect
 	github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f // indirect
 	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
 	github.com/xeipuuv/gojsonschema v1.2.0 // indirect
 	github.com/xlab/treeprint v0.0.0-20181112141820-a009c3971eca // indirect
 	go.starlark.net v0.0.0-20200306205701-8dd3e2ee1dd5 // indirect
-	golang.org/x/net v0.1.0 // indirect
+	golang.org/x/net v0.7.0 // indirect
 	golang.org/x/oauth2 v0.0.0-20211104180415-d3ed0bb246c8 // indirect
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c // indirect
-	golang.org/x/sys v0.1.0 // indirect
-	golang.org/x/term v0.1.0 // indirect
-	golang.org/x/text v0.4.0 // indirect
-	golang.org/x/time v0.0.0-20220210224613-90d013bbcef8 // indirect
+	golang.org/x/sys v0.5.0 // indirect
+	golang.org/x/term v0.5.0 // indirect
+	golang.org/x/text v0.7.0 // indirect
+	golang.org/x/time v0.3.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/genproto v0.0.0-20220107163113-42d7afdf6368 // indirect
 	google.golang.org/grpc v1.43.0 // indirect
@@ -130,7 +134,7 @@
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/warnings.v0 v0.1.2 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
-	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 	k8s.io/api v0.24.0 // indirect
 	k8s.io/apiextensions-apiserver v0.24.0 // indirect
 	k8s.io/apimachinery v0.24.0 // indirect