docs(milestone): complete v0.3-mastery-scoring — v0.1.5 tagged, release #380, merged to main

v0.3 milestone complete. Merged to main, tagged v0.1.5, release #380.
13/13 REQ-IDs covered, 8 deferred to v0.4 (operator tier).
Next milestone: v0.4 (cohort dashboard + auth + Postgres).

---ci---
project: praxis
phase: 2
milestone: v0.3
status: complete
milestone_complete: true
milestone_merged_to_main: true
---/ci---

.ciagent/CHECKPOINT.json

@@ -1,17 +1,18 @@
 {
-  "phase": 1,
+  "phase": 2,
   "stage": "complete",
   "milestone": "v0.3",
-  "phase_role": "execution",
+  "phase_role": "final",
   "attempts": 0,
-  "updated_at": "2026-08-03T21:40:00Z",
-  "milestone_complete": false,
-  "milestone_merged_to_main": false,
-  "previous_milestone": "v0.2",
-  "tag": "v0.1.4",
-  "release_url": "https://git.cloudinit.dev/coreci/praxis/releases/tag/v0.1.4",
+  "updated_at": "2026-08-03T21:55:00Z",
+  "milestone_complete": true,
+  "milestone_merged_to_main": true,
+  "tag": "v0.1.5",
+  "release_url": "https://git.cloudinit.dev/coreci/praxis/releases/tag/v0.1.5",
   "release_status": "created",
-  "next_phase": 2,
-  "next_tag": "v0.1.5",
-  "verify_verdict": "APPROVE_WITH_NOTES"
+  "next_milestone": "v0.4",
+  "requirements": {
+    "covered": ["REQ-MAST-01", "REQ-MAST-02", "REQ-MAST-03", "REQ-SCEN-02", "REQ-SCEN-03", "REQ-SCEN-04", "REQ-PATH-02", "REQ-NFR-MAST-01", "REQ-NFR-MAST-02", "REQ-NFR-VC-01", "REQ-NFR-VC-02", "REQ-NFR-IRT-01"],
+    "deferred": ["REQ-DASH-01", "REQ-AUTH-01", "REQ-MT-01", "REQ-MT-02", "REQ-NFR-DASH-01", "REQ-NFR-DASH-02", "REQ-NFR-AUTH-01", "REQ-NFR-MT-01"]
+  }
 }

.ciagent/config.json

@@ -4,7 +4,7 @@
       "slug": "praxis",
       "name": "Praxis",
       "milestone": "v0.3",
-      "status": "phase-0-specify"
+      "status": "milestone-complete"
     }
   ],
   "active_project": "praxis",