Point the release pipeline at the engines org

The publishing pipeline was already complete — subtree split to the
mirror, gem build and push on a warp_engine-v* tag — but it had never
been triggered, and after the org reorganization three of its targets
were stale: the mirror push URL and the rubygems registry namespace
(twice).

The gemspec's allowed_push_host has to match the --host that `gem push`
receives, so it now carries the full registry URL rather than the bare
forge host, plus source and documentation links.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

.woodpecker.yaml

@@ -1,10 +1,10 @@
 # Read-only split mirror: a libs/ruby/warp_engine alkönyvtárat kitükrözi a
-# tools/warp_engine repóba (fejlesztés itt, a monorepóban történik; a tükör
+# engines/warp_engine repóba (fejlesztés itt, a monorepóban történik; a tükör
 # csak publikálásra való). Tag-elt release (warp_engine-v*) esetén a gem a
 # Forgejo rubygems registry-be is felmegy.
 #
 # Szükséges Woodpecker secret: forge_token — Forgejo access token
-# repository:write (tools/warp_engine) és package:write joggal.
+# repository:write (engines/warp_engine) és package:write joggal.
 
 when:
   - event: push
@@ -32,7 +32,7 @@ steps:
       - git subtree split --prefix=libs/ruby/warp_engine HEAD -b warp-engine-split
       # a secretbe másolt token végén lehet sortörés — levágjuk
       - TOKEN="$$(printf '%s' "$${FORGE_TOKEN}" | tr -d '[:space:]')"
-      - git push --force "https://ci:$${TOKEN}@git.teletypegames.org/tools/warp_engine.git" warp-engine-split:master
+      - git push --force "https://ci:$${TOKEN}@git.teletypegames.org/engines/warp_engine.git" warp-engine-split:master
     when:
       - event: push
         branch: master
@@ -49,9 +49,9 @@ steps:
       - mkdir -p ~/.gem
       - TOKEN="$$(printf '%s' "$${FORGE_TOKEN}" | tr -d '[:space:]')"
       - |
-        printf -- '---\n:https://git.teletypegames.org/api/packages/tools/rubygems: Bearer %s\n' "$${TOKEN}" > ~/.gem/credentials
+        printf -- '---\n:https://git.teletypegames.org/api/packages/engines/rubygems: Bearer %s\n' "$${TOKEN}" > ~/.gem/credentials
       - chmod 600 ~/.gem/credentials
-      - gem push --host https://git.teletypegames.org/api/packages/tools/rubygems warp_engine-*.gem
+      - gem push --host https://git.teletypegames.org/api/packages/engines/rubygems warp_engine-*.gem
     when:
       - event: tag
         ref: refs/tags/warp_engine-v*