add support for config file

Signed-off-by: Utkarsh Srivastava <[email protected]>

go.mod

@@ -35,9 +35,10 @@ require (
 	github.com/sirupsen/logrus v1.9.0
 	github.com/spf13/cobra v1.6.1
 	github.com/spf13/pflag v1.0.5
-	golang.org/x/term v0.6.0
-	google.golang.org/api v0.114.0
-	google.golang.org/grpc v1.53.0
+	github.com/spf13/viper v1.16.0
+	golang.org/x/term v0.8.0
+	google.golang.org/api v0.122.0
+	google.golang.org/grpc v1.55.0
 	k8s.io/api v0.26.4
 	k8s.io/apiextensions-apiserver v0.26.4
 	k8s.io/apimachinery v0.26.4
@@ -59,9 +60,9 @@ require (
 
 require (
 	cloud.google.com/go v0.110.0 // indirect
-	cloud.google.com/go/compute v1.18.0 // indirect
+	cloud.google.com/go/compute v1.19.0 // indirect
 	cloud.google.com/go/compute/metadata v0.2.3 // indirect
-	cloud.google.com/go/iam v0.12.0 // indirect
+	cloud.google.com/go/iam v0.13.0 // indirect
 	github.com/Azure/azure-pipeline-go v0.2.3 // indirect
 	github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 // indirect
 	github.com/Azure/go-autorest v14.2.0+incompatible // indirect
@@ -92,13 +93,14 @@ require (
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang-jwt/jwt/v4 v4.4.2 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
-	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/golang/snappy v0.0.4 // indirect
 	github.com/google/gnostic v0.6.9 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
+	github.com/google/s2a-go v0.1.3 // indirect
 	github.com/googleapis/enterprise-certificate-proxy v0.2.3 // indirect
-	github.com/googleapis/gax-go/v2 v2.7.1 // indirect
+	github.com/googleapis/gax-go/v2 v2.8.0 // indirect
 	github.com/hashicorp/errwrap v1.1.0 // indirect
 	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
 	github.com/hashicorp/go-hclog v1.4.0 // indirect
@@ -122,6 +124,7 @@ require (
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/compress v1.15.15 // indirect
 	github.com/liggitt/tabwriter v0.0.0-20181228230101-89fcab3d43de // indirect
+	github.com/magiconair/properties v1.8.7 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/marstr/collection v1.0.1 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
@@ -139,6 +142,7 @@ require (
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/nxadm/tail v1.4.8 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
+	github.com/pelletier/go-toml/v2 v2.0.8 // indirect
 	github.com/pierrec/lz4 v2.6.1+incompatible // indirect
 	github.com/portworx/sched-ops v1.20.4-rc1.0.20220208024433-611d861089d4 // indirect
 	github.com/prometheus/client_golang v1.14.0 // indirect
@@ -147,24 +151,29 @@ require (
 	github.com/prometheus/procfs v0.8.0 // indirect
 	github.com/russross/blackfriday v1.5.2 // indirect
 	github.com/ryanuber/go-glob v1.0.0 // indirect
+	github.com/spf13/afero v1.9.5 // indirect
+	github.com/spf13/cast v1.5.1 // indirect
+	github.com/spf13/jwalterweatherman v1.1.0 // indirect
+	github.com/subosito/gotenv v1.4.2 // indirect
 	go.opencensus.io v0.24.0 // indirect
 	go.uber.org/atomic v1.10.0 // indirect
 	go.uber.org/multierr v1.8.0 // indirect
 	go.uber.org/zap v1.24.0 // indirect
-	golang.org/x/crypto v0.6.0 // indirect
+	golang.org/x/crypto v0.9.0 // indirect
 	golang.org/x/mod v0.8.0 // indirect
-	golang.org/x/net v0.8.0 // indirect
-	golang.org/x/oauth2 v0.6.0 // indirect
-	golang.org/x/sys v0.6.0 // indirect
-	golang.org/x/text v0.8.0 // indirect
+	golang.org/x/net v0.10.0 // indirect
+	golang.org/x/oauth2 v0.7.0 // indirect
+	golang.org/x/sys v0.8.0 // indirect
+	golang.org/x/text v0.9.0 // indirect
 	golang.org/x/time v0.3.0 // indirect
 	golang.org/x/tools v0.6.0 // indirect
 	golang.org/x/xerrors v0.0.0-20220907171357-04be3eba64a2 // indirect
 	gomodules.xyz/jsonpatch/v2 v2.2.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/genproto v0.0.0-20230320184635-7606e756e683 // indirect
-	google.golang.org/protobuf v1.29.1 // indirect
+	google.golang.org/genproto v0.0.0-20230410155749-daa745c078e1 // indirect
+	google.golang.org/protobuf v1.30.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
+	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/square/go-jose.v2 v2.6.0 // indirect
 	gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect