Initial commit: DashCaddy v1.0

Full codebase including API server (32 modules + routes), dashboard frontend,
DashCA certificate distribution, installer script, and deployment skills.

dashcaddy-api/routes/themes.js

@@ -0,0 +1,71 @@
+const express = require('express');
+const fs = require('fs');
+const path = require('path');
+
+module.exports = function(ctx) {
+  const router = express.Router();
+  const THEMES_DIR = process.env.THEMES_DIR || path.join(path.dirname(process.env.SERVICES_FILE || '/app/services.json'), 'themes');
+
+  // Ensure themes directory exists
+  if (!fs.existsSync(THEMES_DIR)) {
+    fs.mkdirSync(THEMES_DIR, { recursive: true });
+  }
+
+  function readAllThemes() {
+    const themes = {};
+    try {
+      const files = fs.readdirSync(THEMES_DIR).filter(f => f.endsWith('.json'));
+      for (const file of files) {
+        const slug = path.basename(file, '.json');
+        const data = JSON.parse(fs.readFileSync(path.join(THEMES_DIR, file), 'utf8'));
+        themes[slug] = data;
+      }
+    } catch (e) {
+      console.error('[Themes] Failed to read themes:', e.message);
+    }
+    return themes;
+  }
+
+  // Get all user themes
+  router.get('/themes', (req, res) => {
+    res.json({ success: true, themes: readAllThemes() });
+  });
+
+  // Save a theme (create or update)
+  router.post('/themes/:slug', (req, res) => {
+    const { slug } = req.params;
+    const { name, colors, lightBg } = req.body;
+
+    if (!slug || !name || !colors) {
+      return res.status(400).json({ success: false, error: 'Missing slug, name, or colors' });
+    }
+
+    if (!/^[a-z0-9-]+$/.test(slug)) {
+      return res.status(400).json({ success: false, error: 'Invalid slug format' });
+    }
+
+    const themeData = { name, ...colors };
+    if (lightBg) themeData.lightBg = true;
+    fs.writeFileSync(path.join(THEMES_DIR, slug + '.json'), JSON.stringify(themeData, null, 2), 'utf8');
+
+    res.json({ success: true, message: name + ' theme saved' });
+  });
+
+  // Delete a theme
+  router.delete('/themes/:slug', (req, res) => {
+    const { slug } = req.params;
+    const filePath = path.join(THEMES_DIR, slug + '.json');
+
+    if (!fs.existsSync(filePath)) {
+      return res.status(404).json({ success: false, error: 'Theme not found' });
+    }
+
+    const data = JSON.parse(fs.readFileSync(filePath, 'utf8'));
+    const name = data.name || slug;
+    fs.unlinkSync(filePath);
+
+    res.json({ success: true, message: name + ' theme deleted' });
+  });
+
+  return router;
+};