Modernize pyproject.toml and CI/CD configurations

Co-authored-by: hyp3ri0n-ng <3106718+hyp3ri0n-ng@users.noreply.github.com>

Author: Copilot

.readthedocs.yml

@@ -1,10 +1,14 @@
 # See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
 version: 2
 
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.10"
+
 sphinx:
   configuration: docs/conf.py
 
 python:
-  version: 3.7
   install:
     - requirements: docs/requirements.txt

.travis.yml

@@ -1,12 +1,16 @@
 language: python
-dist: xenial
+dist: jammy
 
 git:
   depth: 1
 
-matrix:
+jobs:
   include:
-    - python: 3.7
+    - python: "3.8"
+    - python: "3.9"
+    - python: "3.10"
+    - python: "3.11"
+    - python: "3.12"
 
 before_install:
   - pip install poetry