Add git hook for formating (#2224)

.git-hooks/pre-commit

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+FILES=$(git diff --cached --name-only --diff-filter=ACM "*.cs")
+if [ -n "$FILES" ]
+then
+    dotnet format ./bitwarden-server.sln --no-restore --include $FILES
+    echo "$FILES" | xargs git add
+fi

README.md

@@ -75,15 +75,11 @@ No grant of any rights in the trademarks, service marks, or logos of Bitwarden i
 
 ### Dotnet-format
 
-We recently migrated to using dotnet-format as code formatter. All previous branches will need to updated to avoid large merge conflicts using the following steps:
+Consider installing our git pre-commit hook for automatic formatting.
 
-1. Check out your local Branch
-2. Run `git merge 61dc65aa598b1f492d2f0222bb7bf0dd15d116f5`
-3. Resolve any merge conflicts, commit.
-4. Run `dotnet tool run dotnet-format`
-5. Commit
-6. Run `git merge -Xours 23b0a1f9df25058ab29785ecad9a233113c10889`
-7. Push
+```bash
+git config --local core.hooksPath .git-hooks
+```
 
 ### File Scoped Namespaces