Finish migration to main branch

.github/workflows/pages.yml

@@ -3,7 +3,7 @@ name: Documentation on github pages
 on:
   push:
     branches:
-      - master
+      - main
 
 jobs:
   github-pages:

.github/workflows/release.yml

@@ -3,7 +3,7 @@ name: Package and release on Github
 on:
   push:
     branches:
-      - master
+      - main
 
 jobs:
   release:

.github/workflows/tests.yml

@@ -3,7 +3,7 @@ name: Ghostferry MySQL 8.0 tests
 on:
   push:
     branches:
-      - master
+      - main
   pull_request:
 
 jobs:

.github/workflows/tests_5.7.yml

@@ -3,7 +3,7 @@ name: Ghostferry MySQL 5.7 tests
 on:
   push:
     branches:
-      - master
+      - main
   pull_request:
 
 jobs:

README.md

@@ -27,7 +27,7 @@ entirely correct as proofs remain elusive.
 
 On a high-level, Ghostferry is broken into several components, enabling it to
 copy data. This is documented at
-https://shopify.github.io/ghostferry/master/technicaloverview.html
+https://shopify.github.io/ghostferry/main/technicaloverview.html
 
 Development Setup
 -----------------