SAMPSDK required

[NotUnlikeTheWaves]

hello i try to build this fine project but i get this err

I can't find anywhere in the docs where to get this from either.

$ make
Scanning dependencies of target subhook
[  3%] Creating directories for 'subhook'
[  6%] Performing download step (git clone) for 'subhook'
Cloning into 'subhook'...
Already on 'master'
Your branch is up to date with 'origin/master'.
[  9%] No update step for 'subhook'
[ 12%] No patch step for 'subhook'
[ 15%] No configure step for 'subhook'
[ 18%] No build step for 'subhook'
[ 21%] No install step for 'subhook'
[ 25%] Completed 'subhook'
[ 25%] Built target subhook
Scanning dependencies of target cmake-modules
[ 28%] Creating directories for 'cmake-modules'
[ 31%] Performing download step (git clone) for 'cmake-modules'
Cloning into 'cmake-modules'...
Already on 'master'
Your branch is up to date with 'origin/master'.
[ 34%] No update step for 'cmake-modules'
[ 37%] No patch step for 'cmake-modules'
[ 40%] No configure step for 'cmake-modules'
[ 43%] No build step for 'cmake-modules'
[ 46%] No install step for 'cmake-modules'
[ 50%] Completed 'cmake-modules'
[ 50%] Built target cmake-modules
Scanning dependencies of target sampgdk
[ 53%] Creating directories for 'sampgdk'
[ 56%] Performing download step (git clone) for 'sampgdk'
Cloning into 'sampgdk'...
Already on 'master'
Your branch is up to date with 'origin/master'.
[ 59%] No update step for 'sampgdk'
[ 62%] No patch step for 'sampgdk'
[ 65%] Performing configure step for 'sampgdk'
-- The C compiler identification is GNU 10.2.0
-- The CXX compiler identification is GNU 10.2.0
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /usr/bin/cc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /usr/bin/c++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
CMake Error at /usr/share/cmake-3.19/Modules/FindPackageHandleStandardArgs.cmake:218 (message):
  Could NOT find SAMPSDK (missing: SAMPSDK_DIR SAMPSDK_INCLUDE_DIR)
Call Stack (most recent call first):
  /usr/share/cmake-3.19/Modules/FindPackageHandleStandardArgs.cmake:582 (_FPHSA_FAILURE_MESSAGE)
  cmake/FindSAMPSDK.cmake:21 (find_package_handle_standard_args)
  CMakeLists.txt:30 (find_package)


-- Configuring incomplete, errors occurred!
See also "/home/hidde/projects/pawn-natives/build/sampgdk/src/sampgdk-build/CMakeFiles/CMakeOutput.log".
make[2]: *** [CMakeFiles/sampgdk.dir/build.make:126: sampgdk/src/sampgdk-stamp/sampgdk-configure] Error 1
make[1]: *** [CMakeFiles/Makefile2:155: CMakeFiles/sampgdk.dir/all] Error 2
make: *** [Makefile:103: all] Error 2