Edit dependencies

.github/workflows/release.yml

@@ -30,7 +30,7 @@ jobs:
             --noconfirm -Syu
           buildah run "$ctr" -- pacman \
             --noconfirm -Sy \
-            libplasma make cmake
+            libplasma gcc make cmake extra-cmake-modules
           buildah commit -- "$ctr" "$IMAGE_NAME"
           buildah rm "$ctr"
 

CMakeLists.txt

@@ -2,6 +2,9 @@ cmake_minimum_required(VERSION 3.10)
 
 project(plasma-luna3)
 
+find_package(ECM 6.8.0 REQUIRED NO_MODULE)
+set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH} ${ECM_KDE_MODULE_DIR})
+
 
 find_package(Plasma REQUIRED)