ci: Begin Jenkins build pipeline

.gitignore

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+ui/*.tar.gz

ci/Jenkinsfile

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+// vim: set sw=4 ts=4 sts=4 et :
+// vim: set ft=groovy :
+
+pipeline {
+    agent {
+        kubernetes {
+            yamlFile 'ci/podTemplate.yaml'
+        }
+    }
+
+    stages {
+        stage('Build') {
+            parallel {
+                stage('Build Backend') {
+                    steps {
+                        container('python') {
+                            dir('svc') {
+                                sh '. ../ci/build-svc.sh'
+                            }
+                        }
+                    }
+                    post {
+                        success {
+                            dir('svc/dist') {
+                                archiveArtifacts 'hudctrl-*'
+                            }
+                        }
+                    }
+                }
+
+                stage('Build Frontend') {
+                    steps {
+                        container('node') {
+                            dir('ui') {
+                                sh '. ../ci/build-ui.sh'
+                            }
+                        }
+                    }
+                    post {
+                        success {
+                            dir('ui') {
+                                archiveArtifacts 'hudctrl-ui.tar.gz'
+                            }
+                        }
+                        failure {
+                            dir('ui/npm_cache/_logs') {
+                                archiveArtifacts '*'
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

ci/build-svc.sh

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+#!/bin/sh -ex
+
+python -m venv .venv
+.venv/bin/python -m pip install --no-cache-dir -U pip setuptools wheel
+.venv/bin/python -m pip install --no-cache-dir poetry
+
+.venv/bin/poetry build

ci/build-ui.sh

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+#!/bin/sh -ex
+
+export TEMP="${PWD}/tmp"
+mkdir "${TEMP}"
+
+# https://github.com/npm/cli/issues/3208#issuecomment-1002990902
+# Work around crazy performance issue in npm@7 / npm@8
+mkdir node_modules
+
+npm ci
+
+npm run build
+find dist -mindepth 1 -maxdepth 1 -printf '%P\0' \
+    | xargs -0 tar -czf hudctrl-ui.tar.gz -C dist

ci/podTemplate.yaml

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+spec:
+  containers:
+  - name: python
+    image: docker.io/python:3.10
+    command:
+    - sleep
+    - infinity
+    securityContext:
+      readOnlyRootFilesystem: true
+      runAsUser: 1000
+  - name: node
+    image: docker.io/node:16-bullseye-slim
+    command:
+    - sleep
+    - infinity
+    env:
+    - name: npm_config_cache
+      value: ./npm_cache
+    - name: NODE_OPTIONS
+      value: '--max_old_space_size=512'
+    resources:
+      limits:
+        memory: 1G
+        cpu: 1.0
+    securityContext:
+      readOnlyRootFilesystem: true
+      runAsUser: 1000