refactor(root): move root artefacts to their canonical locations (#540)

refactor(root): move root artefacts to their canonical locations

Applies the estate root-shape rollout: files that are not root-level by
necessity move to where their tooling and the estate canon expect them,
and
every reference to them is updated in the same change.

  * CONTRIBUTING.adoc
  * bots/echidnabot/guix.scm
  * bots/the-hotchocolabot/HANDOVER.adoc
  * bots/the-hotchocolabot/Justfile
  * bots/the-hotchocolabot/justfile
  * build/guix.scm
      (from guix.scm)
      ->   build/guix.scm
  * robot-repo-automaton/CONTRIBUTING.adoc
  * robot-repo-automaton/templates/skeleton/Justfile

Verified with `git apply --check` against current main before
committing; no
behaviour change intended, the Justfile entry points keep working.

Author: hyperpolymath

CONTRIBUTING.adoc

@@ -5,7 +5,7 @@ gitbot-fleet
 
 == Using Guix (recommended for reproducibility)
 
-guix shell -D -f guix.scm
+guix shell -D -f build/guix.scm
 
 == Or using toolbox/distrobox
 

bots/echidnabot/guix.scm

@@ -1,6 +1,6 @@
 ; SPDX-License-Identifier: MPL-2.0
 ;; guix.scm — GNU Guix package definition for squisher-corpus
-;; Usage: guix shell -f guix.scm
+;; Usage: guix shell -f build/guix.scm
 
 (use-modules (guix packages)
              (guix build-system gnu)

bots/the-hotchocolabot/HANDOVER.adoc

@@ -279,7 +279,7 @@ sudo ./target/release/hotchocolabot
 [source,bash]
 ----
 # Enter development shell
-guix shell -D -f guix.scm
+guix shell -D -f build/guix.scm
 
 # Build package
 guix build

bots/the-hotchocolabot/Justfile

@@ -195,7 +195,7 @@ rsr-check:
     @echo ""
     @echo "=== Build System ==="
     @test -f justfile && echo "✓ justfile" || echo "✗ justfile missing"
-    @test -f guix.scm && echo "✓ guix.scm" || echo "✗ guix.scm missing"
+    @test -f build/guix.scm && echo "✓ guix.scm" || echo "✗ guix.scm missing"
     @test -f .github/workflows/rust_ci.yml && echo "✓ CI/CD (GitHub Actions)" || echo "✗ CI/CD missing"
     @echo ""
     @echo "=== Test Coverage ==="

bots/the-hotchocolabot/justfile

@@ -195,7 +195,7 @@ rsr-check:
     @echo ""
     @echo "=== Build System ==="
     @test -f justfile && echo "✓ justfile" || echo "✗ justfile missing"
-    @test -f guix.scm && echo "✓ guix.scm" || echo "✗ guix.scm missing"
+    @test -f build/guix.scm && echo "✓ guix.scm" || echo "✗ guix.scm missing"
     @test -f .github/workflows/rust_ci.yml && echo "✓ CI/CD (GitHub Actions)" || echo "✗ CI/CD missing"
     @echo ""
     @echo "=== Test Coverage ==="

guix.scm

@@ -4,7 +4,7 @@ git clone https://github.com/hyperpolymath/robot-repo-automaton.git
 cd robot-repo-automaton
 
 = Using Guix (recommended for reproducibility)
-guix shell -D -f guix.scm
+guix shell -D -f build/guix.scm
 
 = Or using toolbox/distrobox
 toolbox create robot-repo-automaton-dev

robot-repo-automaton/CONTRIBUTING.adoc

@@ -566,15 +566,15 @@ state-phase:
 
 # Enter Guix development shell (primary)
 guix-shell:
-    guix shell -D -f guix.scm
+    guix shell -D -f build/guix.scm
 
 # Build with Guix
 guix-build:
-    guix build -f guix.scm
+    guix build -f build/guix.scm
 
 # Enter Guix development shell
 guix-shell:
-    @if [ -f "guix.scm" ]; then guix shell -D -f guix.scm; else echo "No guix.scm"; fi
+    @if [ -f "build/guix.scm" ]; then guix shell -D -f build/guix.scm; else echo "No guix.scm"; fi
 
 # ═══════════════════════════════════════════════════════════════════════════════
 # HYBRID AUTOMATION