Add support for automatically generating release notes (#746)

See actualbudget/docs#129 for more details. If
this is accepted, I’ll fill in release notes for the PRs that have been
submitted since the last release and submit a corresponding PR to
`actual-server`.

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1 @@
+<!-- Thank you for submitting a pull request! Make sure to follow the instructions to write release notes for your PR — it should only take a minute or two: https://github.com/actualbudget/docs#writing-good-release-notes -->

.github/workflows/check-release-notes.yml

@@ -0,0 +1,14 @@
+name: Check release notes
+
+on:
+  pull_request:
+    branches: '*'
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Check release notes
+        uses: actualbudget/actions/release-notes/check@main

.github/workflows/generate-release-notes.yml

@@ -0,0 +1,17 @@
+name: Generate Release Notes
+
+on:
+  push:
+    branches:
+      - release/*
+
+jobs:
+  generate:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Generate release notes
+        uses: actualbudget/actions/release-notes/generate@main
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}

upcoming-release-notes/746.md

@@ -0,0 +1,6 @@
+---
+category: Maintenance
+authors: [j-f1]
+---
+
+Add support for automatically generating release notes

upcoming-release-notes/750.md

@@ -0,0 +1,6 @@
+---
+category: Maintenance
+authors: [j-f1]
+---
+
+Reduce JavaScript bundle size by 1MB

upcoming-release-notes/754.md

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+---
+category: Bugfix
+authors: [waseem-h]
+---
+
+(Nordigen) Use bookingDate as fallback during sync

upcoming-release-notes/README.md

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+See the [Writing Good Release Notes](https://github.com/actualbudget/docs#writing-good-release-notes) section of the README for the documentation repo for more information on how to create a release notes file here.