From ea6c7c815bba8ec394c6dcded25912fbaecb78e9 Mon Sep 17 00:00:00 2001
From: Yan Lin <github@yanlincs.com>
Date: Mon, 28 Jul 2025 13:50:46 +0200
Subject: [PATCH] Add multi-platform git credential management
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

- Add git-credential-oauth package for OAuth authentication
- Configure OAuth helpers for GitHub, GitLab, BitBucket
- Add token-based authentication for Overleaf
- Remove disabled credential helper configuration
- Support secure browser-based OAuth flows and token storage

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
---
 flake.nix       |  1 +
 modules/git.nix | 16 +++++++++++++++-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/flake.nix b/flake.nix
index 5b1b444..e9b8ef7 100644
--- a/flake.nix
+++ b/flake.nix
@@ -68,6 +68,7 @@
         nerd-fonts.jetbrains-mono
         gitui
         ncdu
+        git-credential-oauth
       ];
 
       fonts.fontconfig.enable = true;
diff --git a/modules/git.nix b/modules/git.nix
index 6492a3a..802eb90 100644
--- a/modules/git.nix
+++ b/modules/git.nix
@@ -1,6 +1,10 @@
 { config, pkgs, ... }:
 
 {
+  # Enable git-credential-oauth for GitHub, GitLab, BitBucket
+  programs.git-credential-oauth = {
+    enable = true;
+  };
   programs.git = {
     enable = true;
     
@@ -79,7 +83,17 @@
     ];
     
     extraConfig = {
-      credential.helper = "";
+      # Platform-specific credential configuration
+      credential = {
+        # OAuth platforms (handled by git-credential-oauth)
+        "https://github.com".helper = "oauth";
+        "https://gitlab.com".helper = "oauth";
+        "https://bitbucket.org".helper = "oauth";
+        
+        # Token-based platforms
+        "https://git.overleaf.com".helper = "store";
+        "https://git.overleaf.com".username = "git";
+      };
       
       core = {
         editor = "nvim";