Fix broken & redirecting links

src/hyperlinks.rst.include

@@ -1,7 +1,7 @@
 .. This document contains hyperlink references for use throughout the documentation.
 
 .. _Apollo Client: https://www.apollographql.com/docs/react/
-.. _Configurable HTTP Proxy: https://github.com/AbdealiJK/configurable-http-proxy
+.. _Configurable HTTP Proxy: https://github.com/corridor/configurable-http-proxy
 .. _CurveZMQ: http://curvezmq.org/page:read-the-docs
 .. _Cylc User Guide: https://cylc.github.io/cylc-doc/latest/html/index.html
 .. _Cylc Workflow Design Guide: https://cylc.github.io/cylc-doc/latest/html/workflow-design-guide/index.html
@@ -13,11 +13,11 @@
 .. _FCM User Guide: http://metomi.github.io/fcm/doc/user_guide/
 .. _FCM: https://metomi.github.io/fcm/doc/
 .. _INI: https://en.wikipedia.org/wiki/INI_file
-.. _Jinja2: https://jinja.palletsprojects.com/
+.. _Jinja2: https://jinja.palletsprojects.com/en/3.0.x/
 .. _Jupyter Hub: https://jupyterhub.readthedocs.io/en/stable/
 .. _Jupyter Lab: https://jupyterlab.readthedocs.io/en/stable/getting_started/overview.html
 .. _Jupyter Server: https://jupyter-server.readthedocs.io
-.. _Protobuf: https://developers.google.com/protocol-buffers/
+.. _Protobuf: https://protobuf.dev/
 .. _PyGTK: http://www.pygtk.org/
 .. _Python Regular Expressions: https://docs.python.org/2/library/re.html#regular-expression-syntax
 .. _Python: https://www.python.org/

src/reference/changes.rst

@@ -74,7 +74,7 @@ Cylc 8.1.0
 
    :cylc-flow: `8.1 <https://github.com/cylc/cylc-flow/blob/8.1.x/CHANGES.md>`__
    :cylc-uiserver: `1.2 <https://github.com/cylc/cylc-uiserver/blob/1.2.x/CHANGES.md>`__
-   :cylc-rose: `1.1 <https://github.com/cylc/cylc-rose/blob/1.1.0/CHANGES.md#user-content-cylc-rose-110-released-2022-07-28>`__
+   :cylc-rose: `1.1 <https://github.com/cylc/cylc-rose/blob/1.1.0/CHANGES.md#cylc-rose-110-released-2022-07-28>`__
 
 .. warning::
 
@@ -131,11 +131,11 @@ Combined Commands
 
 Two new commands have been added as short-cuts for common working patterns:
 
-``cylc vip`` 
+``cylc vip``
    Validate, install and plays a workflow, equivalent to:
 
    .. code-block:: bash
-   
+
       cylc validate <path>
       cylc install <path>
       cylc play <id>
@@ -180,9 +180,9 @@ Cylc 8.0.0
 .. admonition:: Cylc Components
    :class: hint
 
-   :cylc-flow: `8.0 <https://github.com/cylc/cylc-flow/blob/8.0.0/CHANGES.md#user-content-major-changes-in-cylc-8>`__
-   :cylc-uiserver: `1.1 <https://github.com/cylc/cylc-uiserver/blob/1.1.0/CHANGES.md#user-content-cylc-uiserver-110-released-2022-07-28>`__
-   :cylc-rose: `1.1 <https://github.com/cylc/cylc-rose/blob/1.1.0/CHANGES.md#user-content-cylc-rose-110-released-2022-07-28>`__
+   :cylc-flow: `8.0 <https://github.com/cylc/cylc-flow/blob/8.0.0/CHANGES.md#major-changes-in-cylc-8>`__
+   :cylc-uiserver: `1.1 <https://github.com/cylc/cylc-uiserver/blob/1.1.0/CHANGES.md#cylc-uiserver-110-released-2022-07-28>`__
+   :cylc-rose: `1.1 <https://github.com/cylc/cylc-rose/blob/1.1.0/CHANGES.md#cylc-rose-110-released-2022-07-28>`__
 
 The first official release of Cylc 8.
 

src/user-guide/writing-workflows/jinja2.rst

@@ -24,7 +24,7 @@ so Jinja2 can appear anywhere in the file.
 
 Embedded Jinja2 code should be reasonably easy to understand for those with
 coding experience; but if not, Jinja2 is well documented `here
-<https://jinja.palletsprojects.com/>`_.
+<Jinja2>`_.
 
 Uses of Jinja2 in Cylc include:
 
@@ -443,7 +443,7 @@ handled using ``namespace`` objects that allow propagating of changes across sco
 
 For detail, see
 `Jinja2 Template Designer Documentation - Assignments
-<https://jinja.palletsprojects.com/en/2.11.x/templates/#assignments>`_
+<https://jinja.palletsprojects.com/en/3.0.x/templates/#assignments>`_
 
 
 .. _Jinja2RaisingExceptions:

src/workflow-design-guide/general-principles.rst

@@ -126,7 +126,7 @@ Coding Standards
 When writing your own task scripts make consistent use of appropriate coding
 standards such as:
 
-- `PEP8 for Python <https://www.python.org/dev/peps/pep-0008/>`_
+- `PEP8 for Python <https://peps.python.org/pep-0008/>`_
 - `Google Shell Style Guide for
   Bash <https://google.github.io/styleguide/shell.xml>`_