hyperpolymath · hyperpolymath · Sep 19, 2026 · Sep 19, 2026
diff --git a/.github/workflows/idris2-abi.yml b/.github/workflows/idris2-abi.yml
@@ -16,7 +16,7 @@ permissions:
 
 jobs:
   typecheck:
-    name: idris2 --typecheck abi.ipkg
+    name: idris2 --typecheck src/interface/abi.ipkg
     runs-on: ubuntu-latest
     timeout-minutes: 30
     steps:
@@ -41,4 +41,4 @@ jobs:
       - name: Typecheck the ABI
         run: |
           idris2 --version
-          idris2 --typecheck abi.ipkg
+          idris2 --typecheck src/interface/abi.ipkg
diff --git a/.machine_readable/root-allow.txt b/.machine_readable/root-allow.txt
@@ -1 +1,2 @@
 CLAUDE.md
+build/                     # build orchestration: guix.scm relocated here (canon 1.2.1 guix-primary template_ref = "build/")
diff --git a/HANDOFF.adoc b/HANDOFF.adoc
@@ -38,7 +38,7 @@ deno run --allow-read bin/evangeliser.js --kind false-friend   # offline CLI
 * *Required:* https://deno.land[Deno] (latest stable) — runs everything above.
 * *Optional, now locally buildable* (these were "author-now / verify-in-CI" in
   the cloud env because it could not fetch them; on a desktop you can actually
-  build/verify): *Idris2* (`idris2 --typecheck abi.ipkg`), *Zig* (the FFI mirror
+  build/verify): *Idris2* (`idris2 --typecheck src/interface/abi.ipkg`), *Zig* (the FFI mirror
   under `src/interface/ffi/`).
 
 == Next steps (pick up from ROADMAP M2/M4/M5)

diff --git a/Justfile b/Justfile
@@ -205,7 +205,7 @@ nix-shell:
 
 # Guix build (if available)
 guix-build:
-    @command -v guix >/dev/null && guix build -f guix.scm || echo "Guix not installed"
+    @command -v guix >/dev/null && guix build -f build/guix.scm || echo "Guix not installed"
 
 # === HELP ===
 

diff --git a/QUICKSTART-MAINTAINER.adoc b/QUICKSTART-MAINTAINER.adoc
@@ -31,7 +31,7 @@ Output: `{{BUILD_OUTPUT_PATH}}`
 
 [source,bash]
 ----
-guix build -f guix.scm
+guix build -f build/guix.scm
 ----
 
 === Nix

diff --git a/guix.scm b/guix.scm
diff --git a/src/interface/Abi/README.adoc b/src/interface/Abi/README.adoc
@@ -2,7 +2,7 @@
 = ABI seam — the correspondence model (Idris2)
 
 The formally-typed core of the engine that *classifies* cross-language
-correspondences. Typecheck with `idris2 --typecheck abi.ipkg` from the repo root.
+correspondences. Typecheck with `idris2 --typecheck src/interface/abi.ipkg` from the repo root.
 
 == Modules
 
@@ -34,7 +34,7 @@ The shapes are re-expressed here as fresh MPL-2.0 source rather than depended on
 
 == Status
 
-*Typechecks clean* under Idris2 0.8.0 (`idris2 --typecheck abi.ipkg`; `%default
+*Typechecks clean* under Idris2 0.8.0 (`idris2 --typecheck src/interface/abi.ipkg`; `%default
 total`, no escape hatches — verified 2026-06-18). The Zig FFI side of the seam
 (`src/interface/ffi/`) and the AffineScript host binding that consumes this ABI
 follow as later slices of the abstraction-model pivot.
diff --git a/abi.ipkg → src/interface/abi.ipkg b/abi.ipkg → src/interface/abi.ipkg
@@ -8,7 +8,7 @@
 -- EVERY filesystem (Idris2 requires capitalised namespace components).
 --
 -- Typecheck with the package (not a bare --check, which warns on module/path):
---   idris2 --typecheck abi.ipkg      (or --build)
+--   idris2 --typecheck src/interface/abi.ipkg      (or --build)
 
 package abi
 
@@ -18,7 +18,7 @@ authors = "Jonathan D.A. Jewell"
 
 brief = "Formally-typed ABI seam (Idris2): Concept/Form/Transition + the six CorrespondenceKinds, grounded in Dyadic + Echo"
 
-sourcedir = "src/interface"
+sourcedir = "."
 
 depends = base
Original file line number	Diff line number	Diff line change
		@@ -1 +1,2 @@
		CLAUDE.md
		build/ # build orchestration: guix.scm relocated here (canon 1.2.1 guix-primary template_ref = "build/")
-Original file line number
+Diff line change
@@ Expand Up / @@ -31,7 +31,7 @@ Output: `{{BUILD_OUTPUT_PATH}}` @@
     [source,bash]
     ----
-    guix build -f guix.scm
+    guix build -f build/guix.scm
     ----
     === Nix
@@ Expand Down @@