[scripts] ,git-pr-for-line: add jj support

Detect jj repos and use jj git remote list for URL lookup.
Set GIT_DIR via jj git root so git blame and gh work correctly.
Also update meain/github-pr-url to use jj root for project root.

Author: meain

emacs/.config/emacs/lisp/web.el

@@ -23,10 +23,16 @@
   (defun meain/github-pr-url ()
     "Open the Github PR page for the current file and line."
     (interactive)
-    (let* ((project-root (locate-dominating-file default-directory ".git")) ; Find the project root
+    (let* ((is-jj (not (string-empty-p
+                        (string-trim
+                         (shell-command-to-string "jj root 2>/dev/null")))))
+           (project-root (if is-jj
+                             (file-name-as-directory
+                              (string-trim (shell-command-to-string "jj root")))
+                           (locate-dominating-file default-directory ".git")))
            (relative-path (if project-root
-                              (file-relative-name (buffer-file-name) project-root) ; Get relative path
-                            (buffer-file-name)))) ; Fallback to absolute path
+                              (file-relative-name (buffer-file-name) project-root)
+                            (buffer-file-name))))
       (message "%s"
                (shell-command-to-string
                 (format ",git-pr-for-line %s %s"

scripts/.local/bin/git/,git-pr-for-line

@@ -7,9 +7,17 @@ if [ "$#" -ne 2 ]; then
     exit 1
 fi
 
-REPOURL=$(git remote get-url upstream 2>/dev/null || true)
-if [ -z "$REPOURL" ]; then
-    REPOURL=$(git remote get-url origin)
+if jj root >/dev/null 2>&1; then
+    export GIT_DIR=$(jj git root)
+    REPOURL=$(jj git remote list 2>/dev/null | awk '/^upstream / {print $2}')
+    if [ -z "$REPOURL" ]; then
+        REPOURL=$(jj git remote list 2>/dev/null | awk '/^origin / {print $2}')
+    fi
+else
+    REPOURL=$(git remote get-url upstream 2>/dev/null || true)
+    if [ -z "$REPOURL" ]; then
+        REPOURL=$(git remote get-url origin)
+    fi
 fi
 
 if [ -z "$REPOURL" ]; then