Revert builder-image changes; keep tic80pro:latest as-is

The TIC-80 pipeline already runs its export in the tic80pro image and
the lint/minify/docs steps stay on plain alpine — the tic80-luatools
builder image and the registry rename were not wanted here.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

README.md

@@ -29,19 +29,4 @@ The pipeline uploads `$(PROJECT)-$(VERSION).lua`, `.tic`, `.html.zip`
 and `-docs.zip` to the droparea, then triggers
 `/update?platform=tic80&name=$(PROJECT)&version=$(VERSION)`.
 
-## Builder image
-
-The export step uses the TIC-80 Pro image
-(`git.teletypegames.org/internal/tic80pro`, built from the
-`tic80pro-dockerfile` repo). For the lint / minify / docs steps,
-`builder.Dockerfile` bakes Lua 5.4 + luacheck + ldoc + zip into
-`git.teletypegames.org/internal/tic80-luatools`, so the pipeline no longer
-runs luarocks (and a C compiler install) on every run:
-
-```sh
-docker build --platform linux/amd64 -f builder.Dockerfile \
-  -t git.teletypegames.org/internal/tic80-luatools:latest .
-docker push git.teletypegames.org/internal/tic80-luatools:latest
-```
-
 Detailed documentation lives on the wiki: `/development/tic80`.

builder.Dockerfile

@@ -1,24 +0,0 @@
-# CI toolbox image for the TIC-80 pipeline's lint / minify / docs steps:
-# Lua 5.4 with luacheck and ldoc preinstalled, so the pipeline does not
-# run luarocks (and a C compiler install) on every run.
-#
-# The export step keeps using the separate TIC-80 Pro image
-# (git.teletypegames.org/internal/tic80pro, built from the tic80pro-dockerfile
-# repo) — this image only covers the Lua tooling around it.
-#
-# Build & push (the CI runner is linux/amd64):
-#   docker build --platform linux/amd64 -f builder.Dockerfile \
-#     -t git.teletypegames.org/internal/tic80-luatools:latest .
-#   docker push git.teletypegames.org/internal/tic80-luatools:latest
-
-FROM alpine:3.22
-
-RUN apk add --no-cache make zip curl git lua5.4 lua5.4-dev luarocks gcc musl-dev \
- && ln -sf /usr/bin/lua5.4 /usr/bin/lua \
- && ln -sf /usr/bin/luarocks-5.4 /usr/bin/luarocks \
- && luarocks install luacheck \
- && luarocks install ldoc
-
-WORKDIR /workspace
-
-CMD ["/bin/sh"]

example-woodpecker.yaml

@@ -6,22 +6,32 @@ steps:
       - 'make ci-version'
 
   - name: lint
-    image: git.teletypegames.org/internal/tic80-luatools:latest
+    image: alpine
     commands:
+      - 'apk add --no-cache make lua5.4 lua5.4-dev luarocks gcc musl-dev'
+      - 'ln -sf /usr/bin/lua5.4 /usr/bin/lua'
+      - 'ln -sf /usr/bin/luarocks-5.4 /usr/bin/luarocks'
+      - 'luarocks install luacheck'
       - 'make ci-lint'
 
   - name: minify
-    image: git.teletypegames.org/internal/tic80-luatools:latest
+    image: alpine
     commands:
+      - 'apk add --no-cache make lua5.4 curl'
+      - 'ln -sf /usr/bin/lua5.4 /usr/bin/lua'
       - 'make ci-minify'
 
   - name: docs
-    image: git.teletypegames.org/internal/tic80-luatools:latest
+    image: alpine
     commands:
+      - 'apk add --no-cache make lua5.4 lua5.4-dev luarocks gcc musl-dev zip'
+      - 'ln -sf /usr/bin/lua5.4 /usr/bin/lua'
+      - 'ln -sf /usr/bin/luarocks-5.4 /usr/bin/luarocks'
+      - 'luarocks install ldoc'
       - 'make ci-docs'
 
   - name: export
-    image: git.teletypegames.org/internal/tic80pro:latest
+    image: git.teletype.hu/internal/tic80pro:latest
     environment:
       XDG_RUNTIME_DIR: /tmp
     commands: