Add git-indexing into packaging

.gitignore

@@ -27,4 +27,3 @@ retropikzel/wasm/plus.sld
 retropikzel/*.c
 retropikzel/*.meta
 test-program
-!.snow-repo.scm

.snow-repo.scm

@@ -1,59 +0,0 @@
-(repository
-  (package
-    (git
-      (hash "90d0cc3d278da6cea41157c2c425533119b23add")
-      (url "https://codeberg.org/retropikzel/scheme-libraries.git"))
-    (maintainers "Retropikzel")
-    (authors "Retropikzel")
-    (version "1.2.1")
-    (license LGPL-3.0-or-later)
-    (library
-      (name
-        (retropikzel tap))
-      (path "retropikzel/tap.sld")
-      (foreign-depends)
-      (depends
-        (scheme base)
-        (scheme write)
-        (scheme file)
-        (scheme process-context)
-        (srfi 64)
-        (srfi 112)))
-    (manual "retropikzel/tap.html")
-    (description "Test Anything Protocol output for SRFI-64")
-    (test "retropikzel/tap/test.scm")
-    (test-depends
-      (scheme base)
-      (scheme write)
-      (retropikzel tap)
-      (srfi 64))
-    (updated "2026-08-28T12:33:23+00:00"))
-  (package
-    (git
-      (hash "90d0cc3d278da6cea41157c2c425533119b23add")
-      (url "https://codeberg.org/retropikzel/scheme-libraries.git"))
-    (maintainers "Retropikzel")
-    (authors "Retropikzel")
-    (version "1.2.0")
-    (license LGPL-3.0-or-later)
-    (library
-      (name
-        (retropikzel tap))
-      (path "retropikzel/tap.sld")
-      (foreign-depends)
-      (depends
-        (scheme base)
-        (scheme write)
-        (scheme file)
-        (scheme process-context)
-        (srfi 64)
-        (srfi 112)))
-    (manual "retropikzel/tap.html")
-    (description "Test Anything Protocol output for SRFI-64")
-    (test "retropikzel/tap/test.scm")
-    (test-depends
-      (scheme base)
-      (scheme write)
-      (retropikzel tap)
-      (srfi 64))
-    (updated "2026-08-28T12:33:17+00:00")))