Merge branch 'develop' into madlittlemods/2716-base-insertion-event

.github/workflows/docs.yaml

@@ -23,7 +23,12 @@ jobs:
           mdbook-version: '0.4.9'
 
       - name: Build the documentation
-        run: mdbook build
+        # mdbook will only create an index.html if we're including docs/README.md in SUMMARY.md.
+        # However, we're using docs/README.md for other purposes and need to pick a new page
+        # as the default. Let's opt for the welcome page instead.
+        run: |
+          mdbook build
+          cp book/welcome_and_overview.html book/index.html
 
       # Deploy to the latest documentation directories
       - name: Deploy latest documentation

README.rst

@@ -25,7 +25,7 @@ The overall architecture is::
 
 ``#matrix:matrix.org`` is the official support room for Matrix, and can be
 accessed by any client from https://matrix.org/docs/projects/try-matrix-now.html or
-via IRC bridge at irc://irc.freenode.net/matrix.
+via IRC bridge at irc://irc.libera.chat/matrix.
 
 Synapse is currently in rapid development, but as of version 0.5 we believe it
 is sufficiently stable to be run as an internet-facing service for real usage!
@@ -186,11 +186,11 @@ impact to other applications will be minimal.
 Upgrading an existing Synapse
 =============================
 
-The instructions for upgrading synapse are in `UPGRADE.rst`_.
+The instructions for upgrading synapse are in `the upgrade notes`_.
 Please check these instructions as upgrading may require extra steps for some
 versions of synapse.
 
-.. _UPGRADE.rst: UPGRADE.rst
+.. _the upgrade notes: https://matrix-org.github.io/synapse/develop/upgrade.html
 
 .. _reverse-proxy: