From 8b800caaf93f96649777b89b6b5c1142b82b81bc Mon Sep 17 00:00:00 2001
From: Oliver Sand <oliver.sand@sda-se.com>
Date: Thu, 14 Jan 2021 13:32:09 +0100
Subject: [PATCH 1/2] Removes the @types/hemlet dependency

We are using hemlet 4.0.0+ which has tpying included. The typing dependency is not needed anymore.
---
 packages/backend/package.json                              | 3 +--
 .../default-app/packages/backend/package.json.hbs          | 3 +--
 yarn.lock                                                  | 7 -------
 3 files changed, 2 insertions(+), 11 deletions(-)

diff --git a/packages/backend/package.json b/packages/backend/package.json
index 1e6819b7b8..09a4195a96 100644
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@@ -56,8 +56,7 @@
     "@backstage/cli": "^0.4.3",
     "@types/dockerode": "^3.2.1",
     "@types/express": "^4.17.6",
-    "@types/express-serve-static-core": "^4.17.5",
-    "@types/helmet": "^0.0.48"
+    "@types/express-serve-static-core": "^4.17.5"
   },
   "files": [
     "dist"
diff --git a/packages/create-app/templates/default-app/packages/backend/package.json.hbs b/packages/create-app/templates/default-app/packages/backend/package.json.hbs
index 7b7429d838..3fed72f07b 100644
--- a/packages/create-app/templates/default-app/packages/backend/package.json.hbs
+++ b/packages/create-app/templates/default-app/packages/backend/package.json.hbs
@@ -45,8 +45,7 @@
     "@backstage/cli": "^{{version '@backstage/cli'}}",
     "@types/dockerode": "^3.2.1",
     "@types/express": "^4.17.6",
-    "@types/express-serve-static-core": "^4.17.5",
-    "@types/helmet": "^0.0.47"
+    "@types/express-serve-static-core": "^4.17.5"
   },
   "files": [
     "dist"
diff --git a/yarn.lock b/yarn.lock
index 88c099a5b5..a58546f126 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6479,13 +6479,6 @@
   dependencies:
     "@types/unist" "*"
 
-"@types/helmet@^0.0.48":
-  version "0.0.48"
-  resolved "https://registry.npmjs.org/@types/helmet/-/helmet-0.0.48.tgz#e754399d2f4672ba63962e8490efd3edd31d9799"
-  integrity sha512-C7MpnvSDrunS1q2Oy1VWCY7CDWHozqSnM8P4tFeRTuzwqni+PYOjEredwcqWG+kLpYcgLsgcY3orHB54gbx2Jw==
-  dependencies:
-    "@types/express" "*"
-
 "@types/history@*":
   version "4.7.5"
   resolved "https://registry.npmjs.org/@types/history/-/history-4.7.5.tgz#527d20ef68571a4af02ed74350164e7a67544860"

From db05f7a35862642905a4ef09bae6fa5a647f732f Mon Sep 17 00:00:00 2001
From: Oliver Sand <oliver.sand@sda-se.com>
Date: Thu, 14 Jan 2021 15:29:21 +0100
Subject: [PATCH 2/2] Add changeset

---
 .changeset/unlucky-cougars-grin.md | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 .changeset/unlucky-cougars-grin.md

diff --git a/.changeset/unlucky-cougars-grin.md b/.changeset/unlucky-cougars-grin.md
new file mode 100644
index 0000000000..3c48a612e4
--- /dev/null
+++ b/.changeset/unlucky-cougars-grin.md
@@ -0,0 +1,9 @@
+---
+'@backstage/create-app': patch
+---
+
+Remove the `@types/helmet` dev dependency from the app template. This
+dependency is now unused as the package `helmet` brings its own types.
+
+To update your existing app, simply remove the `@types/helmet` dependency from
+the `package.json` of your backend package.