rev to 3.0.0-beta in preparation for publishing (dart-lang/lints#153)

* support -dev pre-release versions

* use a '-beta' version extension
diff --git a/pkgs/lints/.github/workflows/publish.yaml b/pkgs/lints/.github/workflows/publish.yaml
index e8e5a36..f416320 100644
--- a/pkgs/lints/.github/workflows/publish.yaml
+++ b/pkgs/lints/.github/workflows/publish.yaml
@@ -6,7 +6,7 @@
   pull_request:
     branches: [ main ]
   push:
-    tags: [ 'v[0-9]+.[0-9]+.[0-9]+' ]
+    tags: [ 'v[0-9]+.[0-9]+.[0-9]+*' ]
 
 jobs:
   publish:
diff --git a/pkgs/lints/CHANGELOG.md b/pkgs/lints/CHANGELOG.md
index 8638344..a10b1fd 100644
--- a/pkgs/lints/CHANGELOG.md
+++ b/pkgs/lints/CHANGELOG.md
@@ -1,4 +1,4 @@
-## 3.0.0-wip
+## 3.0.0-beta
 
 - `core`:
   - added `collection_methods_unrelated_type`
diff --git a/pkgs/lints/pubspec.yaml b/pkgs/lints/pubspec.yaml
index 476869a..65ad7bc 100644
--- a/pkgs/lints/pubspec.yaml
+++ b/pkgs/lints/pubspec.yaml
@@ -1,5 +1,5 @@
 name: lints
-version: 3.0.0-wip
+version: 3.0.0-beta
 description: >
   Official Dart lint rules. Defines the 'core' and 'recommended' set of lints
   suggested by the Dart team.