Weekly github digest (Weekly ARIA WG Github activity)

Issues
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* w3c/aria (+4/-0/💬9)
  4 issues created:
  - Is the accessibility tree built on the DOM tree, or the flat tree (incl. shadow DOMs)? (by Jym77)
    https://github.com/w3c/aria/issues/2173 
  - CORE-AAM has "user agents must not expose non-global, not support attributes on roles", but there is no related author error in ARIA? (by spectranaut)
    https://github.com/w3c/aria/issues/2168 
  - Implementation concerns over Orphaned Role requirements in Core-AAM, HTML-AAM… and possibly elsewhere. (by cookiecrook)
    https://github.com/w3c/aria/issues/2166 
  - Roles in WAI ARIA missing categorization types (1.2 & 1.3)  (by shamiguel)
    https://github.com/w3c/aria/issues/2165 

  7 issues received 9 new comments:
  - #2166 Implementation concerns over Orphaned Role requirements in Core-AAM, HTML-AAM… and possibly elsewhere. (2 by cookiecrook, spectranaut)
    https://github.com/w3c/aria/issues/2166 [deep-dive] 
  - #2165 Roles in WAI ARIA missing categorization types (1.2 & 1.3)  (1 by pkra)
    https://github.com/w3c/aria/issues/2165 [editorial] 
  - #2164 New role for audio transcripts (2 by aardrian, spectranaut)
    https://github.com/w3c/aria/issues/2164 
  - #2156 Definition discrepancies for the "undefined" value across ARIA states and properties (1 by rahimabdi)
    https://github.com/w3c/aria/issues/2156 [editorial] 
  - #2155 Deprecation of aria-invalid as a Global property and proposed Introduction of aria-MarkedType/aria-markType (1 by spectranaut)
    https://github.com/w3c/aria/issues/2155 [Agenda] 
  - #2154 Clarification of when live regions are meant to be announced by AT (1 by spectranaut)
    https://github.com/w3c/aria/issues/2154 [Agenda] 
  - #2148 Should form field in cells have name computed from table/grid headers (Was: Data grid example, form field missing accessible name) (1 by aardrian)
    https://github.com/w3c/aria/issues/2148 [deep-dive] 

* w3c/core-aam (+0/-1/💬0)
  1 issues closed:
  - Consider using the ROLE_SYSTEM_LISTITEM on the `term` role in MSAA + IAccessible2 https://github.com/w3c/core-aam/issues/223 



Pull requests
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* w3c/aria (+5/-0/💬13)
  5 pull requests submitted:
  - Update glossary definition for "undefined" (by rahimabdi)
    https://github.com/w3c/aria/pull/2172 
  - Clarify menuitem[|radio|checkbox] menubar (by aardrian)
    https://github.com/w3c/aria/pull/2171 
  - Adds support for posinset/setsize in toolbars (by aardrian)
    https://github.com/w3c/aria/pull/2170 
  - Editorial: Small fixes for the validator tests README (by spectranaut)
    https://github.com/w3c/aria/pull/2169 [editorial] 
  - Validator tests for removing "aria-expanded" from listbox support attributes (by spectranaut)
    https://github.com/w3c/aria/pull/2167 

  5 pull requests received 13 new comments:
  - #2138 [Draft] Enables respec darkmode (1 by pkra)
    https://github.com/w3c/aria/pull/2138 [editorial] 
  - #2136 editorial: remove most abbr elements (2 by jnurthen, pkra)
    https://github.com/w3c/aria/pull/2136 [editorial] 
  - #1931 add sectionheader and sectionfooter roles (5 by jcsteh, pkra, scottaohara)
    https://github.com/w3c/aria/pull/1931 [waiting for implementations] 
  - #1880 prevent use of aria-hidden=true on document root elements (4 by aleventhal, cookiecrook, scottaohara)
    https://github.com/w3c/aria/pull/1880 [waiting for implementations] 
  - #1862 Remove aria-expanded from listbox (1 by spectranaut)
    https://github.com/w3c/aria/pull/1862 [waiting for implementations] [Needs Validator Tests] 

* w3c/core-aam (+1/-0/💬2)
  1 pull requests submitted:
  - Update UIA alert event in role mapping table to match UIA changes (by smhigley)
    https://github.com/w3c/core-aam/pull/229 

  1 pull requests received 2 new comments:
  - #229 Update UIA alert event in role mapping table to match UIA changes (2 by benbeaudry, douggeoffray)
    https://github.com/w3c/core-aam/pull/229 


Repositories tracked by this digest:
-----------------------------------
* https://github.com/w3c/aria
* https://github.com/w3c/core-aam
* https://github.com/w3c/html-aam
* https://github.com/w3c/accname
* https://github.com/w3c/dpub-aam
* https://github.com/w3c/dpub-aria
* https://github.com/w3c/mathml-aam


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