fix(manifest): Attmept at handling library

Makefile

@@ -8,6 +8,8 @@ BUILD_DIR := ${PWD}/build
 SRC_DIR := ${PWD}/src
 FLATPAK_STATE_DIR := ${PWD}/flatpak-state
 FLATPAK_CACHE_DIR := ${PWD}/flatpak-cache
+# Whether to use a clean build each time (set to empty to disable)
+# CLEAN_BUILD := --force-clean
 
 # --- Main Targets ---
 # Default target
@@ -44,7 +46,7 @@ run-flatpak-builder:
 	-v ${PWD}/com.aseprite.Aseprite.yaml:/build/com.aseprite.Aseprite.yaml:ro \
 	-w /build \
 	${IMAGE_NAME} \
-	sh -c "flatpak-builder --disable-rofiles-fuse --state-dir=/root/.local/share/flatpak-builder --ccache --force-clean build-dir com.aseprite.Aseprite.yaml --repo=repo"
+	sh -c "flatpak-builder --disable-rofiles-fuse --state-dir=/root/.local/share/flatpak-builder --ccache ${CLEAN_BUILD} build-dir com.aseprite.Aseprite.yaml --repo=repo && if [ -d 'build-dir/files/third_party/externals/emsdk' ]; then rm -rf build-dir/files/third_party/externals/emsdk; fi"
 
 # Create the Flatpak bundle from the repo built in the previous step
 .PHONY: create-bundle
@@ -93,3 +95,8 @@ deep-clean: clean
 	@rm -rf ${FLATPAK_STATE_DIR}
 	@rm -rf ${FLATPAK_CACHE_DIR}
 	@echo "Deep cleanup complete."
+
+# Force clean build by setting CLEAN_BUILD variable
+.PHONY: force-clean-build
+force-clean-build:
+	@$(MAKE) CLEAN_BUILD="--force-clean" build