We should install the same cargo-pgrx as Cargo.toml has

Makefile

 all: rustc pgvectorscale clean
 
 pgvectorscale:
-	mkdir .cargo
-	mkdir -p /root/.cargo
-	mount --bind .cargo /root/.cargo
+	mkdir pgvectorscale-home
 
 	tar xf pgvectorscale-0.9.0.tar.gz
-	cd pgvectorscale-0.9.0 && PATH=/build/usr/bin:$$PATH $(MAKE) install-pgrx
-	cd pgvectorscale-0.9.0 && PATH=/build/usr/bin:$$PATH $(MAKE) install-release
+	cd pgvectorscale-0.9.0 && HOME=$(CURDIR)/pgvectorscale-home PATH=$(CURDIR)/pgvectorscale-home/.cargo/bin:/build/usr/bin:$$PATH cargo install cargo-pgrx --version 0.16.1
+	cd pgvectorscale-0.9.0 && HOME=$(CURDIR)/pgvectorscale-home PATH=$(CURDIR)/pgvectorscale-home/.cargo/bin:/build/usr/bin:$$PATH $(MAKE) install-release
 	rm -rf pgvectorscale-0.9.0
 
-	umount /root/.cargo
-	rm -rf /root/.cargo
-	rm -rf .cargo
+	rm -rf pgvectorscale-home
 
 rustc:
 	$(MAKE) -C ../rustc temporary