docs(repo): streamline public documentation layout

Consolidate public documentation and submitted artifacts under docs/, remove internal migration material and unnecessary identity metadata, and retain the verified build and QEMU workflows.

Co-authored-by: Meraj Rastegar <161657590+mragetsars@users.noreply.github.com>
Co-authored-by: Ali Sadeghi <168981958+Alisssaaaddd@users.noreply.github.com>

Author: MerajPoorhosseiny

.github/workflows/ci.yml

@@ -35,7 +35,7 @@ jobs:
       - name: Check dependencies
         run: make setup
 
-      - name: Check repository structure and attribution
+      - name: Check repository structure and source invariants
         run: make lint
 
       - name: Run fast regression tests

.mailmap

@@ -12,7 +12,7 @@ help:
 	  'make build                 Build the cumulative xv6 kernel and filesystem image' \
 	  'make run CPUS=N            Boot the cumulative kernel in QEMU' \
 	  'make test                  Run fast repository regression tests' \
-	  'make lint                  Check MRS-RS structure and Git attribution' \
+	  'make lint                  Check repository structure and source invariants' \
 	  'make verify-build          Clean-build source, dist, and all counter modes' \
 	  'make smoke CPUS=N          Boot once and run every Lab 1-4 guest regression' \
 	  'make counter-matrix-build  Compile counter modes 0, 1, and 2' \
@@ -35,7 +35,6 @@ test:
 
 lint:
 	@python3 scripts/verify_repository.py
-	@python3 scripts/check_attribution.py
 
 verify-build:
 	@./scripts/verify_builds.sh