Update Dockerfiles

Author: ngundotra

docker/v2.0.15.Dockerfile

@@ -0,0 +1,8 @@
+FROM --platform=linux/amd64 rust@sha256:653bd24b9a8f9800c67df55fea5637a97152153fd744a4ef78dd41f7ddc40144
+
+RUN apt-get update && apt-get install -qy git gnutls-bin
+RUN sh -c "$(curl -sSfL https://release.anza.xyz/v2.0.15/install)"
+ENV PATH="/root/.local/share/solana/install/active_release/bin:$PATH"
+WORKDIR /build
+
+CMD /bin/bash