From bb80a7315d9e61835eb01f8e28a375e103415d77 Mon Sep 17 00:00:00 2001
From: Leon Mika <lmika@lmika.org>
Date: Sun, 23 Nov 2025 21:26:49 +1100
Subject: [PATCH] Added step to create header image

---
 .forgejo/workflows/publish.yaml | 13 ++++++++-
 cmd/fetch-header-image/main.go  | 51 +++++++++++++++++++++++++++++++++
 go.mod                          |  8 ++++++
 go.sum                          |  5 ++++
 4 files changed, 76 insertions(+), 1 deletion(-)
 create mode 100644 cmd/fetch-header-image/main.go
 create mode 100644 go.mod
 create mode 100644 go.sum

diff --git a/.forgejo/workflows/publish.yaml b/.forgejo/workflows/publish.yaml
index bef9381..6fd2359 100644
--- a/.forgejo/workflows/publish.yaml
+++ b/.forgejo/workflows/publish.yaml
@@ -12,10 +12,21 @@ jobs:
       - uses: actions/setup-node@v4
         with:
           node-version: 21.1
+      - name: Setup Go
+        uses: actions/setup-go@v3
+        with:
+          go-version: 1.24
       - name: Installing Netlify
         run: |
           npm install
           npm install netlify-cli -g
+      - name: Building Site
+        run: |
+          mkdir -p build
+          cp -r site/* build/.
+      - name: Building Header Image
+        run: |
+          go run ./cmd/header-image -d build
       - name: Deploying Site
         run: |          
-          netlify deploy --dir site --prod
\ No newline at end of file
+          netlify deploy --dir build --prod
\ No newline at end of file
diff --git a/cmd/fetch-header-image/main.go b/cmd/fetch-header-image/main.go
new file mode 100644
index 0000000..29bd43e
--- /dev/null
+++ b/cmd/fetch-header-image/main.go
@@ -0,0 +1,51 @@
+package main
+
+import (
+	"bytes"
+	"flag"
+	"io"
+	"log"
+	"net/http"
+	"os"
+	"path/filepath"
+
+	"github.com/disintegration/imaging"
+)
+
+func main() {
+	targetDir := flag.String("d", ".", "target directory")
+	flag.Parse()
+
+	var bfr bytes.Buffer
+
+	if err := fetchHeaderImage(&bfr, "https://lmika.org/uploads/2025/pxl-20251120-083552448.jpg"); err != nil {
+		log.Fatal(err)
+	}
+
+	img, err := imaging.Decode(&bfr, imaging.AutoOrientation(true))
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	rImg := imaging.Resize(img, 1280, 0, imaging.Lanczos)
+
+	fullPath := filepath.Join(*targetDir, "header.jpg")
+	if err := os.MkdirAll(filepath.Dir(fullPath), 0755); err != nil {
+		log.Fatal(err)
+	}
+
+	if err := imaging.Save(rImg, fullPath, imaging.JPEGQuality(70)); err != nil {
+		log.Fatal(err)
+	}
+}
+
+func fetchHeaderImage(w io.Writer, url string) error {
+	r, err := http.Get(url)
+	if err != nil {
+		return err
+	}
+	defer r.Body.Close()
+
+	_, err = io.Copy(w, r.Body)
+	return err
+}
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..2079181
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,8 @@
+module lmika.dev/lmika/assets-for-lmika.org
+
+go 1.25.3
+
+require (
+	github.com/disintegration/imaging v1.6.2 // indirect
+	golang.org/x/image v0.0.0-20191009234506-e7c1f5e7dbb8 // indirect
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..6e27fcd
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,5 @@
+github.com/disintegration/imaging v1.6.2 h1:w1LecBlG2Lnp8B3jk5zSuNqd7b4DXhcjwek1ei82L+c=
+github.com/disintegration/imaging v1.6.2/go.mod h1:44/5580QXChDfwIclfc/PCwrr44amcmDAg8hxG0Ewe4=
+golang.org/x/image v0.0.0-20191009234506-e7c1f5e7dbb8 h1:hVwzHzIUGRjiF7EcUjqNxk3NCfkPxbDKRdnNE1Rpg0U=
+golang.org/x/image v0.0.0-20191009234506-e7c1f5e7dbb8/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=