Update support documentation. (#842)

* Link to the signac discussion board.

* Point users to row.

* Fix link.

README.md

@@ -15,6 +15,8 @@ The [**signac** framework](https://signac.io) helps users manage and scale file-
 The **signac-flow** tool provides the basic components to set up simple to complex workflows for projects managed by the [**signac** framework](https://signac.io).
 That includes the definition of data pipelines, execution of data space operations and the submission of operations to high-performance super computers.
 
+> Note: Check out [row](https://row.readthedocs.io), the actively maintained spiritual successor to **signac-flow**.
+
 ## Resources
 
 - [Framework documentation](https://docs.signac.io/):

doc/index.rst

@@ -1,11 +1,16 @@
 signac-flow package documentation
 =================================
 
+.. tip::
+
+   Check out row_, the actively maintained spiritual successor to **signac-flow**.
+
 .. note::
 
     This is documentation for the **signac-flow** package, which is part of the signac_ framework.
     See `here <signac-docs_>`_ for a comprehensive introduction to the **signac** *framework*.
 
+.. _row: https://row.readthedocs.io
 .. _signac: https://signac.io/
 .. _signac-docs: https://docs.signac.io/
 

doc/support.rst

@@ -7,10 +7,10 @@ Support and Development
 Getting help and reporting issues
 =================================
 
-To get help using the **signac-flow** package, join the `signac Slack workspace <https://signac.io/slack-invite/>`_ or send an email to `[email protected] <mailto:[email protected]>`_.
+Use the `signac discussion board <https://github.com/glotzerlab/signac/discussions/>`_ to
+post questions, ask for support, and discuss potential new features.
 
-The **signac-flow** package is hosted on `GitHub <https://github.com/glotzerlab/signac-flow>`_ and licensed under the open-source BSD 3-Clause license.
-Please use the `repository's issue tracker <https://github.com/glotzerlab/signac-flow/issues>`_ to report bugs or request new features.
+File bug reports on `signac-flow's issue tracker <https://github.com/glotzerlab/signac-flow/issues>`_.
 
 Code contributions
 ==================

doc/supported_environments.rst

@@ -39,4 +39,4 @@ In addition, the package provides specialized submission templates for the follo
    supported_environments/umn
 
 We develop environment templates and add scheduler support on an as-needed basis.
-Please `contact us <mailto:[email protected]>`__ if you have trouble running **signac-flow** on your local cluster or need assistance with creating a template or supporting a new scheduler.
+Please `contact us <https://github.com/glotzerlab/signac/discussions>`__ if you have trouble running **signac-flow** on your local cluster or need assistance with creating a template or supporting a new scheduler.