add initial risc0 docker files

scripts/sdk_installers/install_risc0_sdk.sh

@@ -0,0 +1,35 @@
+#!/bin/bash
+set -e
+
+echo "Installing Risc0 Toolchain using rzup (latest release versions)..."
+
+# Ensure curl and bash are available
+if ! command -v curl &> /dev/null; then echo "Error: curl not found." >&2; exit 1; fi
+if ! command -v bash &> /dev/null; then echo "Error: bash not found." >&2; exit 1; fi
+
+# Install rzup itself if not already present
+if ! command -v rzup &> /dev/null; then
+    echo "Installing rzup..."
+    curl -L https://risczero.com/install | bash
+    # Attempt to add rzup to PATH for the current script execution if it was just installed
+    # Common install location for rzup is $HOME/.cargo/bin
+    if [[ ":$PATH:" != *":$HOME/.cargo/bin:"* ]]; then 
+        export PATH="$HOME/.cargo/bin:$PATH"
+    fi 
+    if ! command -v rzup &> /dev/null; then 
+        echo "Error: rzup still not found after install attempt. Ensure $HOME/.cargo/bin is in your PATH or rzup installed correctly." >&2; 
+        exit 1;
+    fi
+else
+    echo "rzup already installed."
+fi
+
+# Install the latest released Risc0 toolchain
+rzup install
+
+# Verify Risc0 installation
+echo "Verifying Risc0 installation..."
+if ! command -v cargo &> /dev/null; then echo "Error: cargo not found." >&2; exit 1; fi
+cargo risczero --version || (echo "Error: cargo risczero command failed!" >&2 && exit 1)
+
+echo "Risc0 Toolchain installation (latest release) successful."