refactor: Change default branch from master to main

Author: j3soon

.github/workflows/build-cartographer-ws.yaml

@@ -3,7 +3,7 @@ name: Build Docker Image for cartographer-ws
 on:
   push:
     branches:
-      - "master"
+      - "main"
     paths:
       - .github/workflows/build-cartographer-ws.yaml
       - cartographer_ws/docker/Dockerfile

.github/workflows/build-husky-ws.yaml

@@ -3,7 +3,7 @@ name: Build Docker Image for husky-ws
 on:
   push:
     branches:
-      - "master"
+      - "main"
     paths:
       - .github/workflows/build-husky-ws.yaml
       - husky_ws/docker/Dockerfile

.github/workflows/build-kobuki-ws.yaml

@@ -3,7 +3,7 @@ name: Build Docker Image for kobuki-ws
 on:
   push:
     branches:
-      - "master"
+      - "main"
     paths:
       - .github/workflows/build-kobuki-ws.yaml
       - kobuki_ws/docker/Dockerfile

.github/workflows/build-orbslam3-ws.yaml

@@ -3,7 +3,7 @@ name: Build Docker Image for orbslam3-ws
 on:
   push:
     branches:
-      - "master"
+      - "main"
     paths:
       - .github/workflows/build-orbslam3-ws.yaml
       - orbslam3_ws/docker/Dockerfile

.github/workflows/build-ros1-bridge-ws.yaml

@@ -3,7 +3,7 @@ name: Build Docker Image for ros1-bridge-ws
 on:
   push:
     branches:
-      - "master"
+      - "main"
     paths:
       - .github/workflows/build-ros1-bridge-ws.yaml
       - ros1_bridge_ws/docker/Dockerfile

.github/workflows/build-rtabmap-ws.yaml

@@ -3,7 +3,7 @@ name: Build Docker Image for rtabmap-ws
 on:
   push:
     branches:
-      - "master"
+      - "main"
     paths:
       - .github/workflows/build-rtabmap-ws.yaml
       - rtabmap_ws/docker/Dockerfile

.github/workflows/build-template-ws.yaml

@@ -3,7 +3,7 @@ name: Build Docker Image for template-ws
 on:
   push:
     branches:
-      - "master"
+      - "main"
     paths:
       - .github/workflows/build-template-ws.yaml
       - template_ws/docker/Dockerfile

.github/workflows/build-vlp-ws.yaml

@@ -3,7 +3,7 @@ name: Build Docker Image for vlp-ws
 on:
   push:
     branches:
-      - "master"
+      - "main"
     paths:
       - .github/workflows/build-vlp-ws.yaml
       - vlp_ws/docker/Dockerfile