diff --git a/config/ghp_secret_backend/ghp.yaml b/config/ghp_secret_backend/ghp.yaml
deleted file mode 100644
index ecff20b..0000000
--- a/config/ghp_secret_backend/ghp.yaml
+++ /dev/null
@@ -1,15 +0,0 @@
-# Mounts the ghp token secrets engine at "ghp" and writes its config.
-# The seeded ghp service token is sensitive and read from KV, not stored here:
-#   kv/service/vault/au/syd1/secret_backend/ghp/config
-#   -> key: admin_token (required) the shared ghpsvc_... service token
-#
-# admin_token is a static shared secret provisioned into KV by an operator. The
-# SAME token value must also be present in the running ghp deployment's accepted
-# service tokens (GHP_AUTH_SERVICE_TOKENS) so ghp ACCEPTS what this engine
-# PRESENTS. ghp has no rotate endpoint, so the engine never rotates it in place;
-# the mount uses ignore_changes=[admin_token], making the KV seed create-only
-# (re-reading a stale KV value never re-pushes it to a live mount).
-description: "ghp ephemeral scoped agent token engine"
-base_url: "https://ghp.unkin.net"
-tls_skip_verify: false
-request_timeout_seconds: 30
diff --git a/config/ghp_secret_backend_role/ghp/agent.yaml b/config/ghp_secret_backend_role/ghp/agent.yaml
deleted file mode 100644
index b5653c7..0000000
--- a/config/ghp_secret_backend_role/ghp/agent.yaml
+++ /dev/null
@@ -1,15 +0,0 @@
-# Role minting ephemeral, scoped ghp agent tokens. Reading ghp/creds/agent mints
-# a lease-bound token deleted from ghp on revoke/expiry. token_type "agent" binds
-# the minted token to a ghp App installation, so installation_id is REQUIRED.
-#
-# installation_id below is a PLACEHOLDER (0) and MUST be set to the real ghp App
-# installation id before this role can mint usable tokens. scopes are ghp
-# permission:level pairs; contents:read is the least-privilege default.
----
-token_type: agent
-installation_id: 0 # PLACEHOLDER - set to the real ghp App installation id
-scopes:
-  - contents:read
-session_prefix: vault
-ttl: 3600      # 1h
-max_ttl: 86400 # 24h
diff --git a/policies/arrstack/admin.yaml b/policies/arrstack/admin.yaml
new file mode 100644
index 0000000..96b86d8
--- /dev/null
+++ b/policies/arrstack/admin.yaml
@@ -0,0 +1,27 @@
+# Allow management of the arrstack secrets engine (config and roles) by the
+# terraform-vault deployer.
+---
+rules:
+  - path: "arrstack/config"
+    capabilities:
+      - create
+      - update
+      - read
+      - delete
+  - path: "arrstack/roles/*"
+    capabilities:
+      - create
+      - update
+      - delete
+      - read
+      - list
+  - path: "arrstack/roles"
+    capabilities:
+      - read
+      - list
+
+auth:
+  approle:
+    - tf_vault
+  k8s/au/syd1:
+    - woodpecker_terraform_vault
diff --git a/policies/arrstack/creds/prowlarr.yaml b/policies/arrstack/creds/prowlarr.yaml
new file mode 100644
index 0000000..5922685
--- /dev/null
+++ b/policies/arrstack/creds/prowlarr.yaml
@@ -0,0 +1,12 @@
+# Allow the terraform-prowlarr run to mint a Prowlarr-scoped arrproxy key.
+---
+rules:
+  - path: "arrstack/creds/prowlarr"
+    capabilities:
+      - read
+
+auth:
+  approle:
+    - terraform_prowlarr
+  k8s/au/syd1:
+    - woodpecker_terraform_prowlarr
diff --git a/policies/arrstack/creds/radarr.yaml b/policies/arrstack/creds/radarr.yaml
new file mode 100644
index 0000000..7b79acf
--- /dev/null
+++ b/policies/arrstack/creds/radarr.yaml
@@ -0,0 +1,12 @@
+# Allow the terraform-radarr run to mint a Radarr-scoped arrproxy key.
+---
+rules:
+  - path: "arrstack/creds/radarr"
+    capabilities:
+      - read
+
+auth:
+  approle:
+    - terraform_radarr
+  k8s/au/syd1:
+    - woodpecker_terraform_radarr
diff --git a/policies/arrstack/creds/sonarr.yaml b/policies/arrstack/creds/sonarr.yaml
new file mode 100644
index 0000000..5e5ae54
--- /dev/null
+++ b/policies/arrstack/creds/sonarr.yaml
@@ -0,0 +1,12 @@
+# Allow the terraform-sonarr run to mint a Sonarr-scoped arrproxy key.
+---
+rules:
+  - path: "arrstack/creds/sonarr"
+    capabilities:
+      - read
+
+auth:
+  approle:
+    - terraform_sonarr
+  k8s/au/syd1:
+    - woodpecker_terraform_sonarr
diff --git a/policies/kv/kubernetes/namespace/arrstack/default/arrproxy-admin-token/read.yaml b/policies/kv/kubernetes/namespace/arrstack/default/arrproxy-admin-token/read.yaml
new file mode 100644
index 0000000..66d1547
--- /dev/null
+++ b/policies/kv/kubernetes/namespace/arrstack/default/arrproxy-admin-token/read.yaml
@@ -0,0 +1,22 @@
+# Allow the terraform-vault deployer to read the seeded arrproxy admin token so
+# the arrstack engine config module can source it. The token is seeded by
+# argocd-apps #384 at kv/kubernetes/namespace/arrstack/default/arrproxy-admin-token.
+# The deployer's existing secret_backends_read policy only covers
+# kv/data/service/vault/+/+/secret_backend/*, which does not match this
+# kubernetes/namespace path, so this adds the minimal read grant rather than
+# duplicating the secret into the litellm-style path. vault_kv_secret_v2 also
+# reads the kv-v2 metadata path on every plan/apply, so grant that too.
+---
+rules:
+  - path: "kv/data/kubernetes/namespace/arrstack/default/arrproxy-admin-token"
+    capabilities:
+      - read
+  - path: "kv/metadata/kubernetes/namespace/arrstack/default/arrproxy-admin-token"
+    capabilities:
+      - read
+
+auth:
+  approle:
+    - tf_vault
+  k8s/au/syd1:
+    - woodpecker_terraform_vault