feat: Core Data Models & Persistence

Merged feature data-models via SDLC orchestration.

.sdlc/state.yaml

@@ -10,8 +10,8 @@ active_work:
           branch: feature/task-management-ui
           phase: ready
 blocked: []
-last_updated: 2026-02-10T01:34:37.976338925Z
+last_updated: 2026-02-10T01:31:31.65370694Z
-last_action: TRANSITION
+last_action: CREATE_BRANCH
 last_actor: cli
 history:
     - timestamp: 2026-02-10T01:30:07.578658929Z
@@ -64,73 +64,8 @@ history:
       feature: data-models
       actor: cli
       result: success
-    - timestamp: 2026-02-10T01:31:41.136249368Z
+    - timestamp: 2026-02-10T01:31:31.653705468Z
-      action: TRANSITION
+      action: CREATE_BRANCH
-      feature: data-models
-      actor: cli
-      result: success
-    - timestamp: 2026-02-10T01:31:52.069951025Z
-      action: APPROVE_ARTIFACT
-      feature: task-management-ui
-      actor: user
-      result: success
-    - timestamp: 2026-02-10T01:33:07.599874345Z
-      action: TRANSITION
-      feature: data-models
-      actor: cli
-      result: success
-    - timestamp: 2026-02-10T01:33:10.903328614Z
-      action: APPROVE_ARTIFACT
-      feature: task-management-ui
-      actor: user
-      result: success
-    - timestamp: 2026-02-10T01:33:26.145145732Z
-      action: PASS_ARTIFACT
-      feature: data-models
-      actor: user
-      result: success
-    - timestamp: 2026-02-10T01:33:31.319637733Z
-      action: APPROVE_ARTIFACT
-      feature: task-management-ui
-      actor: user
-      result: success
-    - timestamp: 2026-02-10T01:33:37.80178284Z
-      action: TRANSITION
-      feature: data-models
-      actor: cli
-      result: success
-    - timestamp: 2026-02-10T01:33:42.709486346Z
-      action: TRANSITION
-      feature: task-management-ui
-      actor: cli
-      result: success
-    - timestamp: 2026-02-10T01:33:57.73182045Z
-      action: TRANSITION
-      feature: task-management-ui
-      actor: cli
-      result: success
-    - timestamp: 2026-02-10T01:34:02.78272428Z
-      action: PASS_ARTIFACT
-      feature: data-models
-      actor: user
-      result: success
-    - timestamp: 2026-02-10T01:34:07.235301139Z
-      action: TRANSITION
-      feature: data-models
-      actor: cli
-      result: success
-    - timestamp: 2026-02-10T01:34:22.854031682Z
-      action: PASS_ARTIFACT
-      feature: data-models
-      actor: user
-      result: success
-    - timestamp: 2026-02-10T01:34:31.520341281Z
-      action: TRANSITION
-      feature: data-models
-      actor: cli
-      result: success
-    - timestamp: 2026-02-10T01:34:37.976335769Z
-      action: TRANSITION
       feature: data-models
       actor: cli
       result: success