update readme

policy/secrets-read.hcl

@@ -0,0 +1,3 @@
+path "secret/*" {
+  capabilities = [ "read" ]
+}

policy/secrets-readwrite.hcl

@@ -0,0 +1,3 @@
+path "secret/*" {
+  capabilities = [ "create", "read", "update", "delete", "list", "patch" ]
+}

policy/secrets-terraform.hcl

@@ -0,0 +1,20 @@
+path "*" {
+  capabilities = ["list", "read"]
+}
+
+path "secrets/data/*" {
+  capabilities = ["create", "read", "update", "delete", "list"]
+}
+
+path "kv/data/*" {
+  capabilities = ["create", "read", "update", "delete", "list"]
+}
+
+
+path "secret/data/*" {
+  capabilities = ["create", "read", "update", "delete", "list"]
+}
+
+path "auth/token/create" {
+capabilities = ["create", "read", "update", "list"]
+}