diff --git a/popcorn/Assets/ucb.meta b/popcorn/Assets/ucb.meta
new file mode 100644
index 00000000..d74ff153
--- /dev/null
+++ b/popcorn/Assets/ucb.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 750bf08e3c7644451b89783a8765d055
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/popcorn/Assets/ucb/Fastfile b/popcorn/Assets/ucb/Fastfile
new file mode 100644
index 00000000..e69de29b
diff --git a/popcorn/Assets/ucb/Fastfile.meta b/popcorn/Assets/ucb/Fastfile.meta
new file mode 100644
index 00000000..1ee1f778
--- /dev/null
+++ b/popcorn/Assets/ucb/Fastfile.meta
@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: b2f07290120da46c8bb7c1ca8c733dbc
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/popcorn/Assets/ucb/Gymfile b/popcorn/Assets/ucb/Gymfile
new file mode 100644
index 00000000..da619772
--- /dev/null
+++ b/popcorn/Assets/ucb/Gymfile
@@ -0,0 +1,11 @@
+xcargs = ""
+# xcargs += " IDEBuildOperationMaxNumberOfConcurrentCompileTasks=16"
+xcargs += " GCC_GENERATE_DEBUGGING_SYMBOLS=NO DEBUG_INFORMATION_FORMAT=dwarf"
+xcargs += " ONLY_ACTIVE_ARCH=YES VALID_ARCHS=arm64"
+xcargs += " GCC_OPTIMIZATION_LEVEL=0"
+# xcargs += " CC=\"ccacheclang\" GCC_PRECOMPILE_PREFIX_HEADER=NO" if File.exist?("/usr/local/bin/ccacheclang")
+
+clean(true)
+include_bitcode(false)
+include_symbols(false)
+xcargs(xcargs)
\ No newline at end of file
diff --git a/popcorn/Assets/ucb/Gymfile.meta b/popcorn/Assets/ucb/Gymfile.meta
new file mode 100644
index 00000000..a872210b
--- /dev/null
+++ b/popcorn/Assets/ucb/Gymfile.meta
@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: 815b9873d60ce40d6abba25d411aef5a
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: