Add scripts handling updating tags automatically

Author: glyh

metadata.json

@@ -0,0 +1,8 @@
+{
+   "release":{
+      "tags":{
+         "mainnet":"minaprotocol/mina-daemon:3.0.3-d800da8-bullseye-mainnet",
+         "devnet":"gcr.io/o1labs-192920/mina-daemon:3.0.1-alpha1-0473756-bullseye-devnet"
+      }
+   }
+}

scripts/update_release_tag.sh

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+
+if [ $# -ne 2 ]; then
+  echo "Usage: $0 <new_mainnet_tag> <new_devnet_tag>"
+  exit 1
+fi
+
+NEW_MAINNET_TAG="$1"
+NEW_DEVNET_TAG="$2"
+
+# Unified function: handles reading, logging, and replacing
+process_tag() {
+  local json_key="$1"
+  local new_value="$2"
+
+  local old_value
+  old_value=$(jq -r "$json_key" ./metadata.json)
+
+  if [ -z "$old_value" ]; then
+    echo "Failed to read $json_key from metadata.json"
+    exit 1
+  fi
+
+  echo "  $json_key: $old_value → $new_value"
+
+  escaped_old_value=$(printf '%s\n' "$old_value" | sed 's/[\/&]/\\&/g')
+  escaped_new_value=$(printf '%s\n' "$new_value" | sed 's/[\/&]/\\&/g')
+
+  grep -rl --exclude-dir=.git "$old_value" . | while read -r file; do
+    sed -i "s/$escaped_old_value/$escaped_new_value/g" "$file"
+  done
+}
+
+echo "Replacing release tags:"
+process_tag '.release.tags.mainnet' "$NEW_MAINNET_TAG"
+process_tag '.release.tags.devnet' "$NEW_DEVNET_TAG"
+
+echo "Replacement complete."