pgadmin4: fix for Yarn 4.14

pkgs/by-name/pg/pgadmin4/package.nix

@@ -9,13 +9,14 @@
   yarn-berry_4,
   nodejs,
   stdenv,
+  pkgsBuildHost,
   server-mode ? true,
 }:
 
 let
   pname = "pgadmin";
   version = "9.14";
-  yarnHash = "sha256-j/5qoCrhC7xBPaS6NhZFFQtJ7ThL/wkFXoCtyreLHco=";
+  yarnHash = "sha256-mJa5L8N40JWogQ8/LllSdX/uJHMzKULCow9+e5gFe/A=";
 
   src = fetchFromGitHub {
     owner = "pgadmin-org";
@@ -24,6 +25,9 @@ let
     hash = "sha256-NQe1ZN8jQEJE5qSpL5MjgLwWLGrGXCIHaCd8zLpsx3s=";
   };
 
+  # Remove after https://github.com/pgadmin-org/pgadmin4/commit/79e490c5fa6031af7baa83f04f751bdc790dc408 is released
+  yarnPatch = ./yarn-4.14-support.patch;
+
   # keep the scope, as it is used throughout the derivation and tests
   # this also makes potential future overrides easier
   pythonPackages = python3.pkgs.overrideScope (final: prev: { });
@@ -49,6 +53,7 @@ pythonPackages.buildPythonApplication rec {
     inherit missingHashes;
     src = src + "/web";
     hash = yarnHash;
+    patches = [ yarnPatch ];
   };
 
   # from Dockerfile
@@ -61,6 +66,7 @@ pythonPackages.buildPythonApplication rec {
     ./expose-setup.py.patch
     # check for permission of /etc/pgadmin/config_system and don't fail
     ./check-system-config-dir.patch
+
   ];
 
   postPatch = ''
@@ -109,8 +115,10 @@ pythonPackages.buildPythonApplication rec {
     echo Building the web frontend...
     cd web
     (
-    export LD=$CC # https://github.com/imagemin/optipng-bin/issues/108
-    yarnBerryConfigHook
+      PATH=$PATH:${lib.makeBinPath [ pkgsBuildHost.git ]}
+      git apply ${yarnPatch}
+      export LD=$CC # https://github.com/imagemin/optipng-bin/issues/108
+      yarnBerryConfigHook
     )
     yarn webpacker
     cp -r * ../pip-build/pgadmin4

pkgs/by-name/pg/pgadmin4/yarn-4.14-support.patch

@@ -0,0 +1,25 @@
+diff --git a/.yarnrc.yml b/.yarnrc.yml
+--- a/.yarnrc.yml
++++ b/.yarnrc.yml
+@@ -1,5 +1,10 @@
++approvedGitRepositories:
++  - "**"
++
+ checksumBehavior: update
+ 
++enableScripts: true
++
+ logFilters:
+   - code: YN0013
+     level: discard
+diff --git a/yarn.lock b/yarn.lock
+--- a/yarn.lock
++++ b/yarn.lock
+@@ -2,6 +2,6 @@
+ # Manual changes might be lost - proceed with caution!
+ 
+ __metadata:
+-  version: 8
++  version: 9
+   cacheKey: 10c0
+