feat(ci): add Concourse pipeline

.concourse/pipeline.yml

@@ -0,0 +1,39 @@
+---
+resource_types:
+- name: helm
+  type: docker-image
+  source:
+    repository: ghcr.io/typositoire/concourse-helm3-resource
+
+resources:
+- name: blog.git
+  type: git
+  icon: github
+  source:
+    uri: https://code.icb4dc0.de/prskr/blog.git
+
+- name: blog-chart
+  type: helm
+  source:
+    cluster_url: ((k8s-credentials.url))
+    cluster_ca: ((k8s-credentials.ca-crt))
+    token: ((k8s-credentials.token))
+    release: blog
+    namespace: blog
+
+jobs:
+- name: build
+  plan: 
+    - get: blog.git
+      trigger: true
+    - task: build-container-image
+      file: blog.git/.concourse/tasks/image.yml
+      input_mapping: {repo: blog.git}
+      
+    - put: blog-chart
+      params:
+        chart: blog.git/deploy/helm
+        override_values:
+        - key: image.tag
+          path: blog.git/.git/refs/heads/main
+          type: string

.concourse/tasks/image.yml

@@ -0,0 +1,28 @@
+---
+platform: linux
+
+image_resource:
+  name: kaniko-debug
+  type: registry-image
+  source:
+    repository: gcr.io/kaniko-project/executor
+    tag: debug
+
+inputs:
+  - name: repo
+    path: .
+
+params:
+  GITEA_USER: ((gitea-credentials.user))
+  GITEA_TOKEN: ((gitea-credentials.token))
+
+run:
+  path: sh
+  args:
+  - -ce
+  - |
+    echo "{\"auths\": {\"https://code.icb4dc0.de\": {\"auth\" : \"$(printf '%s:%s' $GITEA_USER $GITEA_TOKEN | base64)\" }}}" > /kaniko/.docker/config.json
+    /kaniko/executor \
+      --destination code.icb4dc0.de/prskr/blog:latest \
+      --destination code.icb4dc0.de/prskr/blog:$(cat .git/refs/heads/main) \
+      --context .

Dockerfile

@@ -2,10 +2,10 @@ FROM docker.io/alpine:latest as builder
 
 WORKDIR /src
 
-COPY . ./
+COPY . /src/
 
 RUN apk add -U hugo && \
-    hugo --minify --environment production
+    hugo --minify --environment production --config config.toml
 
 FROM docker.io/caddy:2-alpine
 

deploy/helm/values.yaml

@@ -2,7 +2,7 @@
 # This is a YAML-formatted file.
 # Declare variables to be passed into your templates.
 
-replicaCount: 1
+replicaCount: 2
 
 image:
   repository: code.icb4dc0.de/prskr/blog