Enable GitHub action to test the patches as early and as often as possible

.github/workflows/main.yml

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+name: kdump-utils tests
+
+on: pull_request
+
+jobs:
+  format-check:
+    runs-on: ubuntu-latest
+    container: docker.io/fedora:latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: dnf install shfmt -y
+      - run: shfmt -s -d *.sh kdumpctl mk*dumprd tests/*/*/*.sh dracut/*/*.sh tools/*.sh
+
+  static-analysis:
+    runs-on: ubuntu-latest
+    container: docker.io/fedora:latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: dnf install shellcheck -y
+      # Currently, for kdump-utils, there is need for shellcheck to require
+      # the sourced file to give correct warnings about the checked file
+      - run: shellcheck -x *.sh spec/*.sh kdumpctl mk*dumprd
+      - run: shellcheck -x dracut/*/*.sh
+      - run: shellcheck -x tests/*/*/*.sh tools/*.sh
+
+  unit-tests:
+    runs-on: ubuntu-latest
+    container: docker.io/fedora:latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: sudo dnf install -y make dracut grubby hostname
+      - run: curl -L -O https://github.com/shellspec/shellspec/archive/latest.tar.gz && tar -xzf latest.tar.gz
+      - run: cd shellspec-latest && sudo make install
+      - run: shellspec
+
+  integration-tests:
+        runs-on: self-hosted
+        timeout-minutes: 45
+        concurrency:
+            group: ${{ github.workflow }}-${{ github.ref }}-${{ matrix.fedora_version }}-${{ matrix.test }}
+            cancel-in-progress: true
+        strategy:
+            matrix:
+                fedora_version: [
+                        "40",
+                ]
+            fail-fast: false
+        steps:
+            -   name: "Checkout Repository"
+                uses: actions/checkout@v4
+                with:
+                    fetch-depth: 0
+            -   name: "${{ matrix.fedora_version }} kdump tests"
+                run: tools/run-integration-tests.sh ${{ matrix.fedora_version }}

tests/.editorconfig

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+# Use dracut code style
+[*]
+shell_variant = bash
+indent_style = space
+indent_size = 4
+switch_case_indent = true
+function_next_line = false
+binary_next_line   = true
+space_redirects    = true

tests/.fmf/version

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+1

tests/plans/local.fmf

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+summary: Kdump local dumping
+# Disable this plan due to https://bugzilla.redhat.com/show_bug.cgi?id=2270423
+enabled: false
+discover:
+    how: fmf
+    test:
+     - /setup/default_crashkernel
+     - /setup/trigger_crash
+     - /tests/check_vmcore/local
+
+provision:
+   - name: client
+     how: virtual
+     connection: system

tests/plans/lvm2_thinp.fmf

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+summary: Kdump LVM2 provision dumping
+discover:
+    how: fmf
+    test:
+     - /setup/default_crashkernel
+     - /setup/lvm2_thinp
+     - /setup/trigger_crash
+     - /tests/check_vmcore/lvm2_thinp
+
+provision:
+   - name: client
+     how: virtual
+     connection: system
+     hardware:
+        disk:
+          - size: = 40GB
+          - size: = 1GB

tests/plans/main.fmf

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+provision:
+   - name: server
+     how: virtual
+     connection: system
+
+   - name: client
+     how: virtual
+     connection: system
+
+
+prepare:
+  # Set root password to log in as root in the console
+  - name: Set root password
+    how: shell
+    script:
+      - echo root:kdump | chpasswd
+
+  - name: Use custom mirror
+    how: shell
+    script:
+      - test -v CUSTOM_MIRROR && sed -e 's/^metalink=/#metalink=/g' -e "s|^#baseurl=http://download.example/pub/fedora/linux|baseurl=${CUSTOM_MIRROR}|g" -i.bak /etc/yum.repos.d/fedora*.repo || true
+      - dnf config-manager --set-disabled fedora-cisco-openh264 || true
+
+  - name: Install built RPM
+    how: install
+    package:
+      - "$KDUMP_UTILS_RPM"
+    where:
+      - client
+
+
+execute:
+    how: tmt
+    exit-first: true

tests/plans/nfs.fmf

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+summary: Kdump NFS dumping tests
+discover:
+  - name: Set up crashkernel
+    how: fmf
+    test:
+     - setup/default_crashkernel
+    where:
+      - client
+  - name: Set up NFS server
+    how: fmf
+    test:
+     - setup/nfs_server
+    where:
+      - server
+  - name: Setup NFS client
+    how: fmf
+    test:
+     # For tmt, nfs means nfs*, so use nfs$ to exclude nfs_early
+     - setup/network_client/nfs$
+    where:
+      - client
+  - name: Panic kernel
+    how: fmf
+    test:
+     - /setup/trigger_crash
+    where:
+      - client
+  - name: Check vmcore
+    how: fmf
+    test:
+     - /tests/check_vmcore/nfs
+    where:
+      - server

tests/plans/nfs_early.fmf

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+summary: Kdump NFS early dumping tests
+discover:
+  - name: Set up crashkernel
+    how: fmf
+    test:
+     - setup/default_crashkernel
+    where:
+      - client
+  - name: Set up NFS server
+    how: fmf
+    test:
+     - setup/nfs_server
+    where:
+      - server
+  - name: Set up NFS client
+    how: fmf
+    test:
+     - setup/network_client/nfs_early
+    where:
+      - client
+  - name: Check vmcore
+    how: fmf
+    test:
+     - /tests/check_vmcore/nfs
+    where:
+      - server

tests/plans/ssh.fmf

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+summary: Kdump SSH dumping tests
+discover:
+  - name: Set up crashkernel
+    how: fmf
+    test:
+     - /setup/default_crashkernel
+    where:
+      - client
+  - name: Set up ssh client
+    how: fmf
+    test:
+     - /setup/network_client/ssh
+    where:
+      - client
+  - name: Panic kernel
+    how: fmf
+    test:
+     - /setup/trigger_crash
+    where:
+      - client
+  - name: Check vmcore
+    how: fmf
+    test:
+     - /tests/check_vmcore/ssh
+    where:
+      - server