add package topics for package:shelf_router_generator (#346)

diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 91f6a69..bf40d5f 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -5,6 +5,7 @@
 on:
   pull_request:
     branches: [ master ]
+    types: [opened, synchronize, reopened, labeled, unlabeled]
   push:
     tags: [ '[A-z]+-v[0-9]+.[0-9]+.[0-9]+*' ]
 
diff --git a/pkgs/shelf_router_generator/CHANGELOG.md b/pkgs/shelf_router_generator/CHANGELOG.md
index be4e550..60020e8 100644
--- a/pkgs/shelf_router_generator/CHANGELOG.md
+++ b/pkgs/shelf_router_generator/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 1.0.6
+
+* Added package topics to the pubspec file.
+
 ## 1.0.5
 
 * Require `analyzer: '>=4.6.0 <6.0.0'`
diff --git a/pkgs/shelf_router_generator/pubspec.yaml b/pkgs/shelf_router_generator/pubspec.yaml
index 3445609..60302fd 100644
--- a/pkgs/shelf_router_generator/pubspec.yaml
+++ b/pkgs/shelf_router_generator/pubspec.yaml
@@ -1,5 +1,5 @@
 name: shelf_router_generator
-version: 1.0.5
+version: 1.0.6
 description: >
   A package:build-compatible builder for generating request routers for the
   shelf web-framework based on source annotations.