Ruby CI on ruby-4.0 branch

Author: k0kubun

.github/workflows/cpp-bindings.yml

@@ -10,6 +10,7 @@ on:
       - "*akefile*"
     branches:
       - main
+      - ruby-4.0
   pull_request:
 
 jobs:

.github/workflows/cruby-bindings.yml

@@ -8,6 +8,7 @@ on:
   push:
     branches:
       - main
+      - ruby-4.0
   pull_request:
 
 jobs:

.github/workflows/documentation.yml

@@ -8,6 +8,7 @@ on:
   push:
     branches:
       - main
+      - ruby-4.0
   pull_request:
 
 jobs:

.github/workflows/java-wasm-bindings.yml

@@ -9,6 +9,7 @@ on:
       - "*akefile*"
     branches:
       - main
+      - ruby-4.0
   pull_request:
 
 jobs:

.github/workflows/javascript-bindings.yml

@@ -9,6 +9,7 @@ on:
       - "*akefile*"
     branches:
       - main
+      - ruby-4.0
   pull_request:
 
 jobs:

.github/workflows/main.yml

@@ -8,6 +8,7 @@ on:
   push:
     branches:
       - main
+      - ruby-4.0
   pull_request:
 
 jobs:

.github/workflows/rust-bindings.yml

@@ -10,6 +10,7 @@ on:
       - "*akefile*"
     branches:
       - main
+      - ruby-4.0
   pull_request:
 
 env: