feat: add workspace foundation

crates/crank-core/src/workspace.rs

@@ -0,0 +1,22 @@
+use serde::{Deserialize, Serialize};
+use serde_json::Value;
+
+use crate::ids::WorkspaceId;
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(rename_all = "snake_case")]
+pub enum WorkspaceStatus {
+    Active,
+    Archived,
+}
+
+#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
+pub struct Workspace {
+    pub id: WorkspaceId,
+    pub slug: String,
+    pub display_name: String,
+    pub status: WorkspaceStatus,
+    pub settings: Value,
+    pub created_at: String,
+    pub updated_at: String,
+}