Rebuild with icu 78.1

pkg.info

@@ -1,10 +1,23 @@
 name: boost
 description: Collection of high-quality and peer-reviewed libraries that aims to make C++ development highly productive
 version: 1.89.0
-revision: 2
+revision: 3
 url: https://www.boost.org/
 license: BSL-1.0
 architecture: any
-depends: ["bzip2","icu","zlib","zstd"]
-make_depends: ["python3","python-numpy","zlib","zstd"]
 type: source
+depends:
+  - bzip2
+  - icu
+  - zlib
+  - zstd
+make_depends:
+  - python3
+  - python-numpy
+  - zlib
+  - zstd
+downloads:
+  - url: https://github.com/boostorg/boost/releases/download/boost-${BPM_PKG_VERSION}/boost-${BPM_PKG_VERSION}-b2-nodocs.tar.xz
+    extract_to: ${BPM_SOURCE}
+    extract_strip_components: 1
+    checksum: 875cc413afa6b86922b6df3b2ad23dec4511c8a741753e57c1129e7fa753d700

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/boostorg/boost/releases/download/boost-${BPM_PKG_VERSION}/boost-${BPM_PKG_VERSION}-b2-nodocs.tar.xz"
-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() {