Add CI + boilerplate (#1)

.github/actions/build-image/action.yaml

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+name: Build Docker Image
+description: Builds the bootstrapper docker image
+inputs:
+  platform:
+    description: The platform for which the image will be built
+    required: true
+  labels:
+    description: The labels for the built image
+    required: true
+  image-tag:
+    description: The tag of the built image
+    required: true
+runs:
+  using: "composite"
+  steps:
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@53851d14592bedcffcf25ea515637cff71ef929a # v3.3.0
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@6524bf65af31da8d45b59e8c27de4bd072b392f5 # v3.8.0
+    - name: Set up Golang
+      uses: actions/setup-go@3041bf56c941b39c61721a86cd11f3bb1338122a # v5.2.0
+      with:
+        go-version-file: "${{ github.workspace }}/go.mod"
+    - name: Prepare build parameters
+      id: prep
+      shell: bash
+      run: |
+        hack/build/ci/prepare-build-variables.sh
+    - name: Build target
+      uses: docker/build-push-action@b32b51a8eda65d6793cd0494a773d4f6bcef32dc # v6.11.0
+      with:
+        builder: ${{ steps.buildx.outputs.name }}
+        build-args: |
+          GO_LINKER_ARGS=${{ steps.prep.outputs.go_linker_args }}
+        context: .
+        file: ./Dockerfile
+        platforms: linux/${{ inputs.platform }}
+        push: false
+        tags: bootstrapper-${{ inputs.platform }}:${{ inputs.image-tag }}
+        labels: ${{ inputs.labels }}
+        outputs: type=docker,dest=/tmp/bootstrapper-${{ inputs.platform }}.tar
+    - name: Upload artifact
+      uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
+      with:
+        name: bootstrapper-${{ inputs.platform }}
+        path: /tmp/bootstrapper-${{ inputs.platform }}.tar
+        retention-days: 1
+

.github/label-actions.yaml

@@ -0,0 +1,34 @@
+feature request:
+  comment: >
+    Thank you for opening a Dynatrace Bootrapper Issue. We've identified and tagged the issue as a "**Feature request**".
+
+
+    Dynatrace reviews feature requests in the [Dynatrace community](https://community.dynatrace.com/) rather than Github. This helps our team consolidate, rank, and prioritize important input like yours.
+
+
+    Please search for similar requests, collaborate, and ask questions using the link above. Remember to add the labels "kubernetes" and "dynatrace-bootrapper" to help get the attention you deserve.
+
+
+    Thanks for your help!
+  close: true
+
+-feature request:
+  comment: >
+    It isn't a "Feature request".
+  reopen: true
+
+support request:
+  comment: >
+    Thank you for opening a Dynatrace Bootrapper Issue. We've identified and tagged the issue as a "**Support request**".
+
+
+    Dynatrace responds to requests like these via [Dynatrace ONE support](https://support.dynatrace.com/) rather than Github. This helps our team respond as quickly as possible using the support team's tools and procedures.
+
+
+    Thanks for your help!
+  close: true
+
+-support request:
+  comment: >
+    It isn't a "Support request".
+  reopen: true

.github/pre-commit

@@ -0,0 +1,47 @@
+#!/bin/bash
+
+# Check linting and unit tests before commiting
+# if linting fails the commit will be aborted and the linting will start auto fixing
+# if unit tests fail the commit will be aborted
+
+# Linting
+
+echo Shell: "${SHELL}"
+
+echo Linting markdown files...
+make markdown/lint
+
+## this will retrieve all of the .go files that have been
+## changed since the last commit
+STAGED_GO_FILES=$(git diff --cached --name-only -- '*.go')
+
+## we can check to see if this is empty
+if [[ ${STAGED_GO_FILES} == "" ]]; then
+    echo "No Go Files to Update"
+    exit 0
+## otherwise we can do stuff with these changed go files
+else
+    for file in ${STAGED_GO_FILES}; do
+        make LINT_TARGET="${file}" go/format
+        ## add any potential changes from our formatting to the
+        ## commit
+        git add "${file}"
+    done
+fi
+
+
+make go/golangci
+res=${?}
+if [[ ${res} -ne 0 ]]; then
+    echo "Linting failed"
+    exit 2
+fi
+
+echo "Run unit tests..."
+make go/test
+res=${?}
+if [[ ${res} -ne 0 ]]; then
+    echo "Unit test failed"
+    exit 2
+fi
+echo

.github/pull_request_template.md

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+<!--
+
+Thanks for opening a pull request! Here are some tips to get everything merged smoothly:
+
+1. Read our contributor guidelines: https://github.com/Dynatrace/dynatrace-bootstrapper/blob/main/CONTRIBUTING.md
+
+2. If the PR is unfinished, raise it as a draft or prefix the title with "WIP:" so it's clear to everyone.
+
+3. Be sure to allow edits from maintainers, so it's easier for us to help: https://help.github.com/en/articles/allowing-changes-to-a-pull-request-branch-created-from-a-fork
+
+-->
+
+## Description
+
+<!--
+
+Please include the following:
+- The motivation for the change
+    - Link to the Github issue or Jira ticket, if exists.
+- The summary of the change
+
+-->
+
+## How can this be tested?
+
+<!--
+
+Please include some guiding steps on how to test this change during a review.
+
+- What environment is necessary for the change to be noticeable ?
+- What needs to be enabled/applied for the change to be noticeable ?
+
+-->

.github/renovate.json5

@@ -0,0 +1,135 @@
+{
+  $schema: "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:base",
+  ],
+  labels: [
+    "dependencies",
+  ],
+  digest: {
+    enabled: false,
+  },
+  baseBranches: [
+    "$default",
+  ],
+  enabledManagers: [
+    "regex",
+    "dockerfile",
+    "gomod",
+    "github-actions",
+  ],
+  postUpdateOptions: [
+    "gomodTidy",
+    "gomodTidy1.17",
+  ],
+  automergeType: "pr",
+  automerge: true,
+  regexManagers: [
+    {
+      fileMatch: [
+        "(^|/|\\.)prerequisites.mk$",
+      ],
+      matchStrings: [
+        "depName=(?<depName>.*?)\\s.*?_version=(?<currentValue>.*)\\s",
+      ],
+      datasourceTemplate: "go",
+    },
+    {
+      fileMatch: [
+        "(^|/|\\.)ci.yaml$",
+      ],
+      matchStrings: [
+        "depName=(?<depName>.*?)\\s.*?version\\:\\s(?<currentValue>.*)\\s",
+      ],
+      datasourceTemplate: "go",
+    },
+    {
+      fileMatch: [
+        "(^|/|\\.)action.yaml$",
+      ],
+      matchStrings: [
+        "depName=(?<depName>.*?)\\s.*?PREFLIGHT_VERSION\\:\\s(?<currentValue>.*)\\s",
+      ],
+      datasourceTemplate: "github-releases",
+    },
+  ],
+  packageRules: [
+    {
+      matchBaseBranches: [
+        "$default",
+      ],
+      matchUpdateTypes: [
+        "major",
+        "minor",
+      ],
+      enabled: false,
+      automerge: true,
+    },
+    {
+      matchManagers: [
+        "dockerfile",
+      ],
+      matchBaseBranches: [
+        "$default",
+      ],
+      commitMessagePrefix: "Docker:",
+      enabled: true,
+      allowedVersions: "/^v?[0-9]+[\\.\\-][0-9]+([\\-\\.][0-9]+)*$/",
+      automerge: true,
+    },
+    {
+      matchManagers: [
+        "gomod",
+      ],
+      matchBaseBranches: [
+        "$default",
+      ],
+      commitMessagePrefix: "Go:",
+      enabled: true,
+      allowedVersions: "/^v?[0-9]+[\\.\\-][0-9]+([\\-\\.][0-9]+)*$/",
+      automerge: true,
+    },
+    {
+      matchManagers: [
+        "gomod",
+      ],
+      matchDepTypes: [
+        "indirect",
+      ],
+      enabled: false,
+      automerge: true,
+    },
+    {
+      matchManagers: [
+        "github-actions",
+      ],
+      matchBaseBranches: [
+        "$default",
+      ],
+      commitMessagePrefix: "Actions:",
+      enabled: true,
+      automerge: true,
+      allowedVersions: "/^v?[0-9]+[\\.\\-][0-9]+([\\-\\.][0-9]+)*$/",
+    },
+    {
+      matchManagers: [
+        "regex",
+      ],
+      matchBaseBranches: [
+        "$default",
+      ],
+      commitMessagePrefix: "Dev:",
+      enabled: true,
+      automerge: true,
+    },
+    {
+      matchPackageNames: [
+        "markdownlint-cli",
+      ],
+      pinVersions: true,
+      enabled: true,
+      automerge: true,
+    },
+  ],
+  platformAutomerge: true,
+}