DEVX-3: fix: configure git auth in setup_image for git+https deps

src/devx/tools/setup_image.py

@@ -81,6 +81,17 @@ def _install_in_image(
             username,
             token,
         )
+        # Configure git URL rewrite so git+https dependencies can authenticate
+        subprocess.run(  # nosec B603, B607
+            [
+                "git",
+                "config",
+                "--global",
+                f"url.https://{username}:{token}@{gitea_host}/.insteadOf",
+                f"https://{gitea_host}/",
+            ],
+            check=True,
+        )
 
     click.echo(f"[setup-image] Linked {opt_venv}" + (f" with [{extras}]" if extras else "") + ".")
     subprocess.run(cmd, check=True, env=env)  # nosec B603