Try adding Draco support through Hunter

.github/workflows/ccpp.yml

@@ -69,6 +69,12 @@ jobs:
         repository: cpp-pm/polly
         path: cmake/polly
 
+    - name: Remove contrib directory for Hunter builds
+      if: contains(matrix.name, 'hunter')
+      uses: JesseTG/rm@v1
+      with:
+        path: contrib
+
     - name: Cache DX SDK
       id: dxcache
       if: contains(matrix.name, 'windows')

CMakeLists.txt

@@ -46,8 +46,8 @@ option(ASSIMP_HUNTER_ENABLED "Enable Hunter package manager support" OFF)
 IF(ASSIMP_HUNTER_ENABLED)
   include("cmake/HunterGate.cmake")
   HunterGate(
-    URL "https://github.com/cpp-pm/hunter/archive/v0.23.269.tar.gz"
+    URL "https://github.com/cpp-pm/hunter/archive/v0.23.293.tar.gz"
-    SHA1 "64024b7b95b4c86d50ae05b926814448c93a70a0"
+    SHA1 "e8e5470652db77149d9b38656db2a6c0b7642693"
   )
 
   add_definitions(-DASSIMP_USE_HUNTER)
@@ -585,7 +585,6 @@ ELSE()
     set(DRACO_TESTS OFF CACHE BOOL "" FORCE)
 
     IF(ASSIMP_HUNTER_ENABLED)
-      # hunter is untested
       hunter_add_package(draco)
       find_package(draco CONFIG REQUIRED)
     ELSE()

cmake/assimp-hunter-config.cmake.in

@@ -10,5 +10,9 @@ find_package(polyclipping CONFIG REQUIRED)
 find_package(zip CONFIG REQUIRED)
 find_package(pugixml CONFIG REQUIRED)
 
+if(@ASSIMP_BUILD_DRACO@)
+  find_package(draco CONFIG REQUIRED)
+endif()
+
 include("${CMAKE_CURRENT_LIST_DIR}/@TARGETS_EXPORT_NAME@.cmake")
 check_required_components("@PROJECT_NAME@")