Update package version to 13

pkg.info

@@ -1,10 +1,35 @@
 name: picom
 description: A lightweight compositor for X11 with animation support
-version: 12.5
+version: "13"
+revision: 1
 url: https://github.com/yshui/picom
 license: MPL2 and MIT
+maintainers:
+  - [email protected]
 architecture: any
-depends: ["hicolor-icon-theme","libconfig","dbus","libepoxy","libev","libglvnd","pcre2","pixman","xcb-util-image","xcb-util-renderutil"]
-optional_depends: ["python3","xorg-xprop","xorg-xwininfo"]
-make_depends: ["asciidoctor","mesa","meson","uthash"]
 type: source
+depends:
+  - hicolor-icon-theme
+  - libconfig
+  - dbus
+  - libepoxy
+  - libev
+  - libglvnd
+  - pcre2
+  - pixman
+  - xcb-util-image
+  - xcb-util-renderutil
+optional_depends:
+  - python3
+  - xorg-xprop
+  - xorg-xwininfo
+make_depends:
+  - asciidoctor
+  - mesa
+  - meson
+  - uthash
+downloads:
+  - url: https://github.com/yshui/picom/archive/refs/tags/v${BPM_PKG_VERSION}.tar.gz
+    extract_to: ${BPM_SOURCE}
+    extract_strip_components: 1
+    checksum: db9791a54255742c924ef82a6a882042636d61de0fa61bc14c5e56279cf5791c

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://github.com/yshui/picom/archive/refs/tags/v${BPM_PKG_VERSION}.tar.gz"
-FILENAME="${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() {