fix: repair opencode config and project metadata

tests/opencode-config.test.js

@@ -0,0 +1,81 @@
+/**
+ * Tests for .opencode/opencode.json local file references.
+ *
+ * Run with: node tests/opencode-config.test.js
+ */
+
+const assert = require('assert');
+const fs = require('fs');
+const path = require('path');
+
+function test(name, fn) {
+  try {
+    fn();
+    console.log(`  ✓ ${name}`);
+    return true;
+  } catch (err) {
+    console.log(`  ✗ ${name}`);
+    console.log(`    Error: ${err.message}`);
+    return false;
+  }
+}
+
+const repoRoot = path.join(__dirname, '..');
+const opencodeDir = path.join(repoRoot, '.opencode');
+const configPath = path.join(opencodeDir, 'opencode.json');
+const config = JSON.parse(fs.readFileSync(configPath, 'utf8'));
+
+let passed = 0;
+let failed = 0;
+
+if (
+  test('plugin paths do not duplicate the .opencode directory', () => {
+    const plugins = config.plugin || [];
+    for (const pluginPath of plugins) {
+      assert.ok(!pluginPath.includes('.opencode/'), `Plugin path should be config-relative, got: ${pluginPath}`);
+      assert.ok(fs.existsSync(path.resolve(opencodeDir, pluginPath)), `Plugin path should resolve from .opencode/: ${pluginPath}`);
+    }
+  })
+)
+  passed++;
+else failed++;
+
+if (
+  test('file references are config-relative and resolve to existing files', () => {
+    const refs = [];
+
+    function walk(value) {
+      if (typeof value === 'string') {
+        const matches = value.matchAll(/\{file:([^}]+)\}/g);
+        for (const match of matches) {
+          refs.push(match[1]);
+        }
+        return;
+      }
+
+      if (Array.isArray(value)) {
+        value.forEach(walk);
+        return;
+      }
+
+      if (value && typeof value === 'object') {
+        Object.values(value).forEach(walk);
+      }
+    }
+
+    walk(config);
+
+    assert.ok(refs.length > 0, 'Expected to find file references in opencode.json');
+
+    for (const ref of refs) {
+      assert.ok(!ref.startsWith('.opencode/'), `File ref should not duplicate .opencode/: ${ref}`);
+      assert.ok(fs.existsSync(path.resolve(opencodeDir, ref)), `File ref should resolve from .opencode/: ${ref}`);
+    }
+  })
+)
+  passed++;
+else failed++;
+
+console.log(`\nPassed: ${passed}`);
+console.log(`Failed: ${failed}`);
+process.exit(failed > 0 ? 1 : 0);