Add coordinator client library, installation scripts, and new test runners

- Add coordinator client library to workspace
- Add installation documentation and heroscript
- Add new test runners for Osiris and Sal
- Update hero runner test to handle invalid heroscript errors
- Update README with installation instructions

lib/clients/coordinator/src/error.rs

@@ -0,0 +1,42 @@
+//! Error types for the Coordinator client
+
+use thiserror::Error;
+
+/// Result type for coordinator operations
+pub type Result<T> = std::result::Result<T, CoordinatorError>;
+
+/// Errors that can occur when interacting with the Coordinator
+#[derive(Debug, Error)]
+pub enum CoordinatorError {
+    /// Connection error
+    #[error("Connection error: {0}")]
+    Connection(String),
+
+    /// RPC error
+    #[error("RPC error: {0}")]
+    Rpc(String),
+
+    /// Resource already exists
+    #[error("Resource already exists")]
+    AlreadyExists,
+
+    /// Resource not found
+    #[error("Not found: {0}")]
+    NotFound(String),
+
+    /// Storage error
+    #[error("Storage error: {0}")]
+    Storage(String),
+
+    /// DAG error
+    #[error("DAG error: {0}")]
+    Dag(String),
+
+    /// Timeout error
+    #[error("Timeout: {0}")]
+    Timeout(String),
+
+    /// Serialization error
+    #[error("Serialization error: {0}")]
+    Serialization(#[from] serde_json::Error),
+}