By default, skip merge pull request commit

.github/workflows/android-ci.yml

@@ -23,6 +23,7 @@ env:
 
 jobs:
   build:
+    if: "!startsWith(github.event.commits[0].message, 'Merge pull request')"
     # The CMake configure and build commands are platform agnostic and should work equally
     # well on Windows or Mac.  You can convert this to a matrix build if you need
     # cross-platform coverage.

.github/workflows/ios-ci.yml

@@ -22,6 +22,7 @@ env:
 
 jobs:
   build:
+    if: "!startsWith(github.event.commits[0].message, 'Merge pull request')"
     # The CMake configure and build commands are platform agnostic and should work equally
     # well on Windows or Mac.  You can convert this to a matrix build if you need
     # cross-platform coverage.

.github/workflows/linux-ci.yml

@@ -22,6 +22,7 @@ env:
 
 jobs:
   build:
+    if: "!startsWith(github.event.commits[0].message, 'Merge pull request')"
     # The CMake configure and build commands are platform agnostic and should work equally
     # well on Windows or Mac.  You can convert this to a matrix build if you need
     # cross-platform coverage.

.github/workflows/osx-ci.yml

@@ -22,6 +22,7 @@ env:
 
 jobs:
   build:
+    if: "!startsWith(github.event.commits[0].message, 'Merge pull request')"
     # The CMake configure and build commands are platform agnostic and should work equally
     # well on Windows or Mac.  You can convert this to a matrix build if you need
     # cross-platform coverage.

.github/workflows/win32-ci.yml

@@ -13,6 +13,7 @@ on:
 
 jobs:
   build:
+    if: "!startsWith(github.event.commits[0].message, 'Merge pull request')"
     # The CMake configure and build commands are platform agnostic and should work equally
     # well on Windows or Mac.  You can convert this to a matrix build if you need
     # cross-platform coverage.