General optimations and refactorings in preparation for simpleicon role implementation

roles/docker-simpleicons/files/Dockerfile

@@ -0,0 +1,16 @@
+FROM node:latest AS builder
+
+WORKDIR /app
+COPY package*.json ./
+
+RUN npm install
+
+FROM node:latest
+
+WORKDIR /app
+COPY --from=builder /app/node_modules ./node_modules
+COPY server.js .
+
+EXPOSE 3000
+
+CMD ["node", "server.js"]

roles/docker-simpleicons/templates/Dockerfile

@@ -1,25 +0,0 @@
-# ---- Builder Stage ----
-FROM node:latest AS builder
-
-WORKDIR /app
-# Nur package.json und package-lock.json kopieren für schnellere Caching-Layers
-COPY package*.json ./
-
-# simple-icons installieren
-RUN npm install
-
-# ---- Runtime Stage ----
-FROM node:latest
-
-WORKDIR /app
-# Nur node_modules aus dem Builder übernehmen
-COPY --from=builder /app/node_modules ./node_modules
-# Kopiere den Server-Code
-COPY server.js .
-
-# Port, auf dem der Server lauscht
-ENV PORT=3000
-EXPOSE 3000
-
-# Startbefehl
-CMD ["node", "server.js"]

roles/docker-simpleicons/templates/docker-compose.yml

@@ -1,14 +0,0 @@
-version: '3.8'
-
-services:
-  icons:
-    build:
-      context: .
-      dockerfile: Dockerfile
-    image: simpleicons-server:latest
-    container_name: simpleicons-server
-    ports:
-      - "3000:3000"
-    environment:
-      - PORT=3000
-    restart: unless-stopped

roles/docker-simpleicons/templates/docker-compose.yml.j2

@@ -0,0 +1,14 @@
+services:
+  application:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    image: simpleicons-server:latest
+    container_name: simpleicons-server
+    ports:
+      - "{{ports.localhost.http[application_id]}}:3000"
+{% include 'roles/docker-compose/templates/services/base.yml.j2' %}
+{% include 'templates/docker/container/networks.yml.j2' %}
+
+{% include 'templates/docker/compose/networks.yml.j2' %}
+

roles/docker-simpleicons/templates/server.js.j2

@@ -5,7 +5,7 @@ import sharp from 'sharp';
 const app = express();
 const port = process.env.PORT || 3000;
 
-// Helper: turn 'nextcloud' → 'siNextcloud'
+// Helper: convert 'nextcloud' → 'siNextcloud'
 function getExportName(slug) {
   return 'si' + slug
     .split('-')
@@ -13,8 +13,13 @@ function getExportName(slug) {
     .join('');
 }
 
-// GET /icons/:slug.svg
-app.get('/icons/:slug.svg', (req, res) => {
+// Root: redirect to your documentation
+app.get('/', (req, res) => {
+  res.redirect('https://docs.cymais.cloud/roles/docker-{{ application_id }}/README.html');
+});
+
+// GET /:slug.svg
+app.get('/:slug.svg', (req, res) => {
   const slug = req.params.slug.toLowerCase();
   const exportName = getExportName(slug);
   const icon = icons[exportName];
@@ -23,11 +28,12 @@ app.get('/icons/:slug.svg', (req, res) => {
     return res.status(404).send('Icon not found');
   }
 
-  res.type('image/svg+xml').send(icon.svg);
+  res.type('image/svg+xml');
+  res.send(icon.svg);
 });
 
-// GET /icons/:slug.png?size=...
-app.get('/icons/:slug.png', async (req, res) => {
+// GET /:slug.png?size=...
+app.get('/:slug.png', async (req, res) => {
   const slug = req.params.slug.toLowerCase();
   const size = parseInt(req.query.size, 10) || 128;
   const exportName = getExportName(slug);
@@ -38,12 +44,13 @@ app.get('/icons/:slug.png', async (req, res) => {
   }
 
   try {
-    const png = await sharp(Buffer.from(icon.svg))
+    const pngBuffer = await sharp(Buffer.from(icon.svg))
       .resize(size, size)
       .png()
       .toBuffer();
 
-    res.type('image/png').send(png);
+    res.type('image/png');
+    res.send(pngBuffer);
   } catch (err) {
     console.error('PNG generation error:', err);
     res.status(500).send('PNG generation error');

roles/docker-simpleicons/vars/main.yml

@@ -0,0 +1 @@
+application_id: simpleicons