Switch to homebrew-extensions for geos on macOS [skip ci]

src/configs/brew_extensions

@@ -8,6 +8,7 @@ event=event
 excimer=excimer
 expect=expect
 gearman=gearman
+geos=geos
 gmagick=gmagick
 gnupg=gnupg
 grpc=grpc

src/scripts/extensions/geos.sh

@@ -1,8 +1,12 @@
 # Helper function to compile and install geos
 add_geos_helper() {
+  if [ "$os" = "Linux" ]; then
     export GEOS_LINUX_LIBS='libgeos-dev'
     export GEOS_DARWIN_LIBS='geos'
     add_extension_from_source geos https://github.com libgeos php-geos 1.0.0 extension get
+  else
+    add_brew_extension geos extension
+  fi
 }
 
 # Function to add geos
@@ -15,3 +19,5 @@ add_geos() {
     add_extension_log "geos" "Installed and enabled"
   fi
 }
+
+os="$(uname -s)"