gnu: Add plasma-systemmonitor.

* gnu/packages/kde-plasma.scm (plasma-systemmonitor): New variable.

Signed-off-by: Marius Bakke <marius@gnu.org>

gnu/packages/kde-plasma.scm

@@ -1194,3 +1194,38 @@ PulseAudio.")
     (description "Provides Plasma applet and services for creating encrypted
 	vaults.")
     (license (list license:gpl2 license:gpl3))))
+
+(define-public plasma-systemmonitor
+  (package
+    (name "plasma-systemmonitor")
+    (version "5.25.5")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "mirror://kde/stable/plasma/" version "/"
+                                  name "-" version ".tar.xz"))
+              (sha256
+               (base32
+                "0rs3avhpmfapzha8dkir9ny60ba2m92bbfv4avsd85vz5kggg29h"))))
+    (build-system qt-build-system)
+    (native-inputs (list extra-cmake-modules))
+    (inputs (list ki18n
+                  kconfig
+                  kdeclarative
+                  kservice
+                  kiconthemes
+                  kglobalaccel
+                  kio
+                  kdbusaddons
+                  kirigami
+                  knewstuff
+                  ksystemstats
+                  kitemmodels
+                  libksysguard
+                  qtdeclarative-5
+                  qtquickcontrols2-5))
+    (synopsis "System sensors, process information and other system resources
+monitor")
+    (description "This package provides an interface for monitoring system
+sensors, process information and other system resources.")
+    (home-page "https://invent.kde.org/plasma/plasma-systemmonitor")
+    (license (list license:gpl2 license:gpl3))))