Create PRs in all depending repos

.github/actions/setup-autoupdate-pr.yml

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+name: Prepare meta update PR in autoupdate repo
+
+runs:
+  using: "composite"
+  steps:
+    - name: Set up go
+      uses: actions/setup-go@v5
+      with:
+        go-version: '1.22'
+
+    - name: Run go generate
+      run: go generate ./...

.github/workflows/create-pr.yml

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+name: Create pull request in remote repository
+on:
+  workflow_call:
+    inputs:
+      repository:
+        required: true
+        type: string
+      commit:
+        required: true
+        type: string
+      assignee:
+        required: true
+        type: string
+      setup-action:
+        type: string
+    secrets:
+      AUTOMATION_APP_ID:
+        required: true
+      AUTOMATION_APP_PRIVATE_KEY:
+        required: true
+
+jobs:
+  workflow_call:
+    name: Create or update PR
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          repository: OpenSlides/${{ inputs.repository }}
+          fetch-depth: 0
+          submodules: true
+
+      - name: Checkout meta repository commit
+        working-directory: .git/modules/openslides-meta/
+        run: git fetch origin && git checkout ${{ inputs.commit }}
+
+      - name: Update repository files
+        if: inputs.setup-action != ''
+        uses: jenseng/dynamic-uses@v1
+        with:
+          uses: ./.github/actions/${{ inputs.setup-action }}
+
+      - name: Generate access token
+        uses: tibdex/github-app-token@v2
+        id: generate-token
+        with:
+          app_id: ${{ secrets.AUTOMATION_APP_ID }}
+          private_key: ${{ secrets.AUTOMATION_APP_PRIVATE_KEY }}
+
+      - name: Create or update PR
+        uses: peter-evans/create-pull-request@v6
+        with:
+          token: ${{ steps.generate-token.outputs.token }}
+          commit-message: Update meta repository
+          branch: dep/update-meta-repo
+          delete-branch: true
+          title: Update meta repository
+          body: "Triggered by commit [${{ inputs.commit }}](https://github.com/OpenSlides/openslides-meta/commit/${{ inputs.commit }})"
+          reviewers: ${{ inputs.assignee }}
+          assignees: ${{ inputs.assignee }}
+          labels: dependencies
+          milestone: 4

.github/workflows/create-prs-for-updates.yml

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+---
+name: Create PRs on each update
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  create-pull-requests:
+    name: Create PR for autoupdate service
+    if: github.repository_owner == 'OpenSlides'
+    uses: ./.github/workflows/create-pr.yml
+    with:
+      repository: ${{ matrix.repository }}
+      commit: ${{ github.sha }}
+      assignee: ${{ matrix.assignee }}
+      setup-action: ${{ matrix.setup-action }}
+    secrets: inherit
+    strategy:
+      matrix:
+        include:
+          - repository: openslides-autoupdate-service
+            assignee: ostcar
+            setup-action: setup-autoupdate-pr
+          - repository: openslides-backend
+            assignee: jsangmeister
+          - repository: openslides-client
+            assignee: bastianjoel
+          - repository: openslides-search-service
+            assignee: bastianjoel