ci: Add issue and PR assigner

Adds actions that will automatically assign users to reviews
and issues to projects

Signed-off-by: Jamie McCrae <[email protected]>

Author: nordicjm

.github/workflows/issue.yml

@@ -0,0 +1,20 @@
+name: Issue assignment
+
+on:
+  issues:
+    types: [opened]
+
+jobs:
+  move-to-todo:
+    runs-on: ubuntu-latest
+    if: github.repository == 'mcu-tools/mcuboot'
+    steps:
+      - uses: fojia/action-move-issues-to-column@master
+        with:
+          project: 'MCUboot releases'
+          column: 'No Status'
+          owner: 'mcu-tools'
+          repo: 'action-move-issues-to-column'
+          type: 'repo'
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          marker: 'issue:todo'

.github/workflows/issue_closed.yml

@@ -0,0 +1,19 @@
+name: Issue closed
+
+on:
+  issues:
+    types: [close]
+
+jobs:
+  move-to-todo:
+    runs-on: ubuntu-latest
+    if: github.repository == 'mcu-tools/mcuboot'
+    steps:
+      - uses: fojia/action-move-issues-to-column@master
+        with:
+          project: 'MCUboot releases'
+          column: 'Done'
+          owner: 'mcu-tools'
+          repo: 'action-move-issues-to-column'
+          type: 'repo'
+          github_token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/pr.yml

@@ -0,0 +1,18 @@
+name: PR assignment
+
+on:
+  pull_request:
+    types: [opened, edited, synchronize, reopened]
+
+jobs:
+  auto-assign:
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
+    if: github.repository == 'mcu-tools/mcuboot'
+    steps:
+      - uses: actions/checkout@v1
+      - uses: ohnogumi/[email protected]
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          config: CODEOWNERS