🐛 fix(playbook): address reported repo issues

normalize Windows path-like TOML config values, regenerate .agents/index.md on sync, keep the SKILLS.md superpowers section route-only, and ignore generated Python cache dirs.

add regression coverage for load_config() and the standards sync behavior touched by these fixes.

tests/test_toml_edge_cases.py

@@ -1,4 +1,6 @@
+import tempfile
 import unittest
+from pathlib import Path
 
 from scripts import playbook
 
@@ -18,6 +20,44 @@ key = 1
         with self.assertRaises(ValueError):
             playbook.loads_toml_minimal(raw)
 
+    def test_load_config_preserves_windows_users_path_in_basic_string(self):
+        with tempfile.TemporaryDirectory() as tmp_dir:
+            config_path = Path(tmp_dir) / "playbook.toml"
+            config_path.write_text(
+                '[playbook]\nproject_root = "C:\\Users\\demo\\workspace"\n',
+                encoding="utf-8",
+            )
+
+            data = playbook.load_config(config_path)
+
+        self.assertEqual(data["playbook"]["project_root"], r"C:\Users\demo\workspace")
+
+    def test_load_config_preserves_windows_escape_like_segments_for_path_keys(self):
+        with tempfile.TemporaryDirectory() as tmp_dir:
+            config_path = Path(tmp_dir) / "playbook.toml"
+            config_path.write_text(
+                '[playbook]\nproject_root = "C:\\tmp\\notes"\n\n'
+                '[install_skills]\nagents_home = "D:\\new\\tab"\n',
+                encoding="utf-8",
+            )
+
+            data = playbook.load_config(config_path)
+
+        self.assertEqual(data["playbook"]["project_root"], r"C:\tmp\notes")
+        self.assertEqual(data["install_skills"]["agents_home"], r"D:\new\tab")
+
+    def test_load_config_keeps_already_escaped_windows_path(self):
+        with tempfile.TemporaryDirectory() as tmp_dir:
+            config_path = Path(tmp_dir) / "playbook.toml"
+            config_path.write_text(
+                '[playbook]\nproject_root = "C:\\\\Users\\\\demo\\\\workspace"\n',
+                encoding="utf-8",
+            )
+
+            data = playbook.load_config(config_path)
+
+        self.assertEqual(data["playbook"]["project_root"], r"C:\Users\demo\workspace")
+
 
 if __name__ == "__main__":
     unittest.main()