Add missioncenter package (#12190)

Co-authored-by: Satadru Pramanik, DO, MPH, MEng <satadru@gmail.com>

packages/missioncenter.rb

@@ -0,0 +1,35 @@
+require 'package'
+
+class Missioncenter < Package
+  description 'Monitor your CPU, Memory, Disk, Network and GPU usage.'
+  homepage 'https://missioncenter.io/'
+  version '1.0.2'
+  license 'GPL-3.0'
+  compatibility 'x86_64'
+  min_glibc '2.33'
+  source_url "https://gitlab.com/mission-center-devs/mission-center/-/jobs/10144675634/artifacts/raw/MissionCenter_v#{version}-x86_64.AppImage"
+  source_sha256 'b2db5dc8a7f9d87cff764995d7469648c1e75f2bae59c62295fc3a95e9a2f86f'
+
+  depends_on 'librsvg'
+
+  no_compile_needed
+  no_shrink
+
+  def self.build
+    File.write 'missioncenter.sh', <<~EOF
+      #!/bin/bash
+      cd #{CREW_PREFIX}/share/missioncenter
+      ./AppRun "$@"
+    EOF
+  end
+
+  def self.install
+    FileUtils.mkdir_p "#{CREW_DEST_PREFIX}/share/missioncenter"
+    FileUtils.install 'missioncenter.sh', "#{CREW_DEST_PREFIX}/bin/missioncenter", mode: 0o755
+    FileUtils.mv Dir['*'], "#{CREW_DEST_PREFIX}/share/missioncenter"
+  end
+
+  def self.postinstall
+    ExitMessage.add "\nType 'missioncenter' to get started.\n"
+  end
+end

tools/packages.yaml

@@ -6030,6 +6030,11 @@ url: http://www.hyperrealm.com/packages/
 activity: none
 ---
 kind: url
+name: missioncenter
+url: https://gitlab.com/mission-center-devs/mission-center/-/releases
+activity: medium
+---
+kind: url
 name: mjpegtools
 url: https://sourceforge.net/projects/mjpeg/files/mjpegtools/
 activity: medium