ci: use built-in github release notes generator (#4754)

.github/release.yaml

@@ -0,0 +1,28 @@
+changelog:
+  exclude:
+    labels:
+      - ci
+      - ignore-changelog
+  categories:
+    - title: Breaking
+      labels:
+        - breaking
+    - title: Security
+      labels:
+        - security
+    - title: New
+      labels:
+        - enhancement
+        - feature
+    - title: Fixes
+      labels:
+        - bug
+    - title: Changed
+      labels:
+        - "*"
+      exclude:
+        labels:
+          - dependencies
+    - title: Dependency Updates
+      labels:
+        - dependencies

scripts/changelog.sh

@@ -1,28 +0,0 @@
-#!/bin/bash
-
-SINCE=$1
-RELEASE=$2
-BRANCH="${3:-$(git branch --show-current)}"
-OUTFILE="${4:-changelog.out}"
-
-docker run --rm=true -it -v "$(pwd)":/usr/local/src/your-app -v "pomerium-changelog-cache:/cache" ferrarimarco/github-changelog-generator \
-    --user pomerium --project pomerium \
-    -o "${OUTFILE}" \
-    --no-issues \
-    --max-issues 500 \
-    --usernames-as-github-logins \
-    --release-branch "${BRANCH}" \
-    --future-release "${RELEASE}" \
-    --since-tag "${SINCE}" \
-    --token "${GITHUB_TOKEN}" \
-    --breaking-label "## Breaking" \
-    --enhancement-label "## New" \
-    --bugs-label "## Fixed" \
-    --pr-label "## Changed" \
-    --deprecated-label "## Deprecated" \
-    --removed-label "## Removed" \
-    --security-label "## Security" \
-    --cache-file /cache \
-    --enhancement-labels "improvement,Improvement,enhancement,Enhancement,feature" \
-    --exclude-labels "docs,ci" \
-    --add-sections '{"documentation":{"prefix":"## Documentation","labels":["docs"]}, "dependency":{"prefix":"## Dependency","labels":["dependency","dependencies"]}, "deployment":{"prefix":"## Deployment","labels":["deployment"]}}'