style(desktop): apply eslint/prettier conventions to find-git-bash module

npx eslint --fix + prettier --write on the new files: braces on
single-line if returns and blank-line padding per the desktop lint
config.

apps/desktop/electron/find-git-bash.test.ts

@@ -14,6 +14,7 @@ test('HERMES_GIT_BASH_PATH override takes precedence', () => {
     fileExists: yes,
     findOnPath: () => null
   })
+
   assert.equal(result, 'D:\\CustomGit\\bin\\bash.exe')
 })
 
@@ -37,6 +38,7 @@ test('HERMES_GIT_BASH_PATH empty string is ignored', () => {
     fileExists: no,
     findOnPath: () => 'C:\\msys64\\usr\\bin\\bash.exe'
   })
+
   assert.equal(result, 'C:\\msys64\\usr\\bin\\bash.exe')
 })
 
@@ -47,5 +49,6 @@ test('non-Windows uses findOnPath', () => {
     fileExists: no,
     findOnPath: () => '/usr/bin/bash'
   })
+
   assert.equal(result, '/usr/bin/bash')
 })

apps/desktop/electron/find-git-bash.ts

@@ -25,7 +25,10 @@ export function findGitBash(opts: GitBashOptions): string | null {
 
   // Respect HERMES_GIT_BASH_PATH if set (mirrors tools/environments/local.py:_find_bash).
   const gitBashPath = env.HERMES_GIT_BASH_PATH
-  if (gitBashPath && fileExists(gitBashPath)) return gitBashPath
+
+  if (gitBashPath && fileExists(gitBashPath)) {
+    return gitBashPath
+  }
 
   const localAppData = env.LOCALAPPDATA || ''
   const candidates: string[] = []
@@ -47,12 +50,17 @@ export function findGitBash(opts: GitBashOptions): string | null {
   }
 
   for (const candidate of candidates) {
-    if (fileExists(candidate)) return candidate
+    if (fileExists(candidate)) {
+      return candidate
+    }
   }
 
   if (findOnPath) {
     const onPath = findOnPath('bash')
-    if (onPath) return onPath
+
+    if (onPath) {
+      return onPath
+    }
   }
 
   return null