Switch to new download format and update source.sh script

source.sh

@@ -2,16 +2,6 @@
 # BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
 # BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT
 
-DOWNLOAD="https://codeberg.org/river/river/releases/download/v${BPM_PKG_VERSION}/river-${BPM_PKG_VERSION}.tar.gz"
-FILENAME="${DOWNLOAD##*/}"
-
-# The prepare function is executed in the root of the temp directory
-# This function is used for downloading files and putting them into the correct location
-prepare() {
-  wget "$DOWNLOAD"
-  tar -xvf "$FILENAME" --strip-components=1 -C "$BPM_SOURCE"
-}
-
 # The build function is executed in the source directory
 # This function is used to compile the source code
 build() {
@@ -29,10 +19,13 @@ check() {
 package() {
   cp -a build/* -t "$BPM_OUTPUT"
 
-  install -Dm644 contrib/river.desktop "$BPM_OUTPUT"/usr/share/wayland-sessions/river.desktop
-  install -d "$BPM_OUTPUT"/usr/share/river
-  cp -a example -t "$BPM_OUTPUT"/usr/share/river
+  # Install configuration file
+  install -Dm755 example/init "$BPM_OUTPUT"/usr/share/river/example/init
 
+  # Install session file
+  install -Dm644 contrib/river.desktop "$BPM_OUTPUT"/usr/share/wayland-sessions/river.desktop
+
+  # Install package license
   install -Dm644 README.md "$BPM_OUTPUT"/usr/share/doc/river/README.md
   install -Dm644 LICENSE "$BPM_OUTPUT"/usr/share/licenses/river/LICENSE
 }