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/errorlogs.js

@@ -0,0 +1,69 @@
+const express = require('express');
+const fs = require('fs');
+const fsp = require('fs').promises;
+const { exists } = require('../fs-helpers');
+const { paginate, parsePaginationParams } = require('../pagination');
+
+module.exports = function(ctx) {
+  const router = express.Router();
+
+  // Get error logs
+  router.get('/error-logs', ctx.asyncHandler(async (req, res) => {
+    if (!await exists(ctx.ERROR_LOG_FILE)) {
+      return res.json({ success: true, logs: [] });
+    }
+
+    const logContent = await fsp.readFile(ctx.ERROR_LOG_FILE, 'utf8');
+      const logEntries = logContent.split('='.repeat(80)).filter(entry => entry.trim());
+
+      const logs = logEntries.map(entry => {
+        const lines = entry.trim().split('\n');
+        const firstLine = lines[0] || '';
+        const match = firstLine.match(/\[(.*?)\] (.*?): (.*)/);
+
+        if (match) {
+          return {
+            timestamp: match[1],
+            context: match[2],
+            error: match[3],
+            details: lines.slice(1).join('\n').trim()
+          };
+        }
+        return null;
+      }).filter(Boolean);
+
+    res.json({ success: true, logs: logs.slice(-50).reverse() });
+  }, 'error-logs-get'));
+
+  // Clear error logs
+  router.delete('/error-logs', ctx.asyncHandler(async (req, res) => {
+    if (await exists(ctx.ERROR_LOG_FILE)) {
+      await fsp.writeFile(ctx.ERROR_LOG_FILE, '');
+    }
+    res.json({ success: true, message: 'Error logs cleared' });
+  }, 'error-logs-clear'));
+
+  // Audit log
+  router.get('/audit-logs', ctx.asyncHandler(async (req, res) => {
+    const paginationParams = parsePaginationParams(req.query);
+    const action = req.query.action || '';
+    if (paginationParams) {
+      // When paginating, fetch all matching entries and let pagination slice
+      const entries = await ctx.auditLogger.query({ limit: Number.MAX_SAFE_INTEGER, offset: 0, action });
+      const result = paginate(entries, paginationParams);
+      res.json({ success: true, entries: result.data, pagination: result.pagination });
+    } else {
+      const limit = parseInt(req.query.limit) || 50;
+      const offset = parseInt(req.query.offset) || 0;
+      const entries = await ctx.auditLogger.query({ limit, offset, action });
+      res.json({ success: true, entries });
+    }
+  }, 'audit-log'));
+
+  router.delete('/audit-logs', ctx.asyncHandler(async (req, res) => {
+    await ctx.auditLogger.clear();
+    res.json({ success: true, message: 'Audit log cleared' });
+  }, 'audit-log-clear'));
+
+  return router;
+};