ci: test the dependency floors on Python 3.15 (#50)

Author: lesnik512

.github/workflows/_checks.yml

@@ -41,7 +41,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.11", "3.12", "3.13", "3.14", "3.14t"]
+        python-version: ["3.11", "3.12", "3.13", "3.14", "3.14t", "3.15", "3.15t"]
     steps:
       - uses: actions/checkout@v6
       - uses: astral-sh/setup-uv@v8.2.0

pyproject.toml

@@ -25,7 +25,8 @@ dependencies = [
     "pydantic>=2; python_version < '3.12'",
     "pydantic>=2.0.2; python_version == '3.12'",
     "pydantic>=2.8.2; python_version == '3.13'",
-    "pydantic>=2.12; python_version >= '3.14'",
+    "pydantic>=2.12; python_version == '3.14'",
+    "pydantic>=2.14; python_version >= '3.15'",
     "pydantic-settings>=2",
     "modern-di-typer>=4,<5",
     "httpx2>=2",