test(ci): match KikoTools Python 3.13 compatibility coverage

.github/branch-protection.json

@@ -5,12 +5,15 @@
       "py3.10 on ubuntu-latest",
       "py3.11 on ubuntu-latest",
       "py3.12 on ubuntu-latest",
+      "py3.13 on ubuntu-latest",
       "py3.10 on windows-latest",
       "py3.11 on windows-latest",
       "py3.12 on windows-latest",
+      "py3.13 on windows-latest",
       "py3.10 on macos-latest",
       "py3.11 on macos-latest",
       "py3.12 on macos-latest",
+      "py3.13 on macos-latest",
       "coverage gate (85%)",
       "black and flake8",
       "frontend modules",

.github/workflows/test.yml

@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        python-version: ["3.10", "3.11", "3.12"]
+        python-version: ["3.10", "3.11", "3.12", "3.13"]
 
     steps:
       - uses: actions/checkout@v7

TESTING.md

@@ -112,7 +112,7 @@ need targeted validation.
 
 ## Required merge checks
 
-`.github/branch-protection.json` records the required checks: all nine Python/OS
+`.github/branch-protection.json` records the required checks: all twelve Python/OS
 combinations, Python coverage, formatting, frontend modules, `viewerjs`, and `real ComfyUI compatibility`.
 The branch must be current with main, and administrators follow the same checks.
 It does not require an additional human approval.