Fix rendered changelog with new version of towncrier (#1598)

Signed-off-by: Kévin Commaille <zecakeh@tedomum.fr>

changelogs/internal/newsfragments/1598.clarification

@@ -0,0 +1 @@
+Fix rendered changelog with new version of towncrier.

changelogs/pyproject.toml

@@ -1,39 +1,66 @@
 [tool.towncrier]
     version = "unused"
-    filename = "../rendered.md"
-    issue_format = "[#{issue}](https://github.com/matrix-org/matrix-spec/issues/{issue})"
-    title_format = "### {name}"  # Matches rendered spec, even if awkward
-    underlines = "   "  # 3 spaces intentionally to hide RST headings
-
-    # Note: The names below have the <strong> tag built-in so the rendered spec *and* the generated
-    # changelog can benefit from sane headings.
+    filename = "rendered.md"
+    template = "template.md.jinja"
 
     [[tool.towncrier.type]]
         directory = "breaking"
-        name = "<strong>Breaking Changes</strong>"
+        name = "Breaking Changes"
         showcontent = true
 
     [[tool.towncrier.type]]
         directory = "deprecation"
-        name = "<strong>Deprecations</strong>"
+        name = "Deprecations"
         showcontent = true
 
     [[tool.towncrier.type]]
         directory = "new"
-        name = "<strong>New Endpoints</strong>"
+        name = "New Endpoints"
         showcontent = true
 
     [[tool.towncrier.type]]
         directory = "removal"
-        name = "<strong>Removed Endpoints</strong>"
+        name = "Removed Endpoints"
         showcontent = true
 
     [[tool.towncrier.type]]
         directory = "feature"
-        name = "<strong>Backwards Compatible Changes</strong>"
+        name = "Backwards Compatible Changes"
         showcontent = true
 
     [[tool.towncrier.type]]
         directory = "clarification"
-        name = "<strong>Spec Clarifications</strong>"
+        name = "Spec Clarifications"
         showcontent = true
+
+    [[tool.towncrier.section]]
+        name = "Client-Server API"
+        path = "client_server"
+
+    [[tool.towncrier.section]]
+        name = "Server-Server API"
+        path = "server_server"
+    
+    [[tool.towncrier.section]]
+        name = "Application Service API"
+        path = "application_service"
+
+    [[tool.towncrier.section]]
+        name = "Identity Service API"
+        path = "identity_service"
+    
+    [[tool.towncrier.section]]
+        name = "Push Gateway API"
+        path = "push_gateway"
+    
+    [[tool.towncrier.section]]
+        name = "Room Versions"
+        path = "room_versions"
+    
+    [[tool.towncrier.section]]
+        name = "Appendices"
+        path = "appendices"
+
+    [[tool.towncrier.section]]
+        name = "Internal Changes/Tooling"
+        path = "internal"

changelogs/template.md.jinja

@@ -0,0 +1,24 @@
+{% for section_name, section in sections.items() %}
+{% if section_name %}
+
+### {{section_name}}
+{% endif %}
+
+{% if section %}
+{% for category, val in definitions.items() if category in section %}
+**{{ definitions[category]['name'] }}**
+
+{% for content, issues in section[category].items() %}
+- {{ content }} (
+{%- for issue in issues %}
+[{{issue}}](https://github.com/matrix-org/matrix-spec/issues/{{issue|trim('#')}}){% if not loop.last %}, {% endif %}
+{%- endfor %}
+)
+{% endfor %}
+
+{% endfor %}
+{% else %}
+No significant changes.
+
+{% endif %}
+{% endfor %}

scripts/generate-changelog.sh

@@ -13,15 +13,8 @@ cd `dirname $0`/../changelogs
 # Pre-cleanup just in case it wasn't done on the last run
 rm -f rendered.md
 
-# Reversed order so that room versions ends up on the bottom
-towncrier --name "Internal Changes/Tooling" --dir "./internal" --config "./pyproject.toml" --yes
-towncrier --name "Appendices" --dir "./appendices" --config "./pyproject.toml" --yes
-towncrier --name "Room Versions" --dir "./room_versions" --config "./pyproject.toml" --yes
-towncrier --name "Push Gateway API" --dir "./push_gateway" --config "./pyproject.toml" --yes
-towncrier --name "Identity Service API" --dir "./identity_service" --config "./pyproject.toml" --yes
-towncrier --name "Application Service API" --dir "./application_service" --config "./pyproject.toml" --yes
-towncrier --name "Server-Server API" --dir "./server_server" --config "./pyproject.toml" --yes
-towncrier --name "Client-Server API" --dir "./client_server" --config "./pyproject.toml" --yes
+# Generate changelog
+towncrier --yes
 
 {
     # Prepare the header

scripts/requirements.txt

@@ -2,8 +2,8 @@
 # current at the time of writing
 
 # we need at least version 4.0.0 for support of JSON Schema Draft 2020-12.
-jsonschema >= 4.0.0
+jsonschema == 4.17.3
 
 PyYAML >= 3.12
 requests >= 2.18.4
-towncrier == 21.9.0rc1
+towncrier == 23.6.0