add srtool scripts

Author: camfairchild

scripts/srtool/build-srtool-image.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+docker build --build-arg RUSTC_VERSION="1.85.0" -t srtool https://github.com/paritytech/srtool.git#refs/tags/v0.17.0

scripts/srtool/run-srtool.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+if [ -z "$CARGO_HOME" ]; then
+    echo "CARGO_HOME is not set"
+    exit 1
+fi
+
+cd runtime # check for symlink
+if [ ! -L node-subtensor ]; then
+    ln -s . node-subtensor
+fi
+cd ..
+
+docker run --rm --user root --platform=linux/amd64 \
+    -e PACKAGE=node-subtensor-runtime \
+    -e BUILD_OPTS="--features=metadata-hash" \
+    -e PROFILE=production \
+    -v $CARGO_HOME:/cargo-home \
+    -v $(pwd):/build \
+    -it srtool bash -c "git config --global --add safe.directory /build && \
+             /srtool/build --app > /build/runtime/node-subtensor/srtool-output.log; \
+             BUILD_EXIT_CODE=\$?; \
+             if [ \"\$BUILD_EXIT_CODE\" -ne 0 ]; then \
+                    cat /build/runtime/node-subtensor/srtool-output.log; \
+                    exit \$BUILD_EXIT_CODE; \
+             fi && \
+             tail -n 1 /build/runtime/node-subtensor/srtool-output.log > /build/runtime/node-subtensor/subtensor-digest.json"