feat: add JoyCode install target

scripts/install-apply.js

@@ -31,6 +31,11 @@ Targets:
   claude       (default) - Install ECC into ~/.claude/ with managed rules/skills under rules/ecc and skills/ecc
   cursor       - Install rules, hooks, and bundled Cursor configs to ./.cursor/
   antigravity  - Install rules, workflows, skills, and agents to ./.agent/
+  codex        - Install shared agents/config into ~/.codex/
+  gemini       - Install project-local Gemini config into ./.gemini/
+  opencode     - Install shared commands/hooks/config into ~/.opencode/
+  codebuddy    - Install commands, agents, skills, and flattened rules into ./.codebuddy/
+  joycode      - Install commands, agents, skills, and flattened rules into ./.joycode/
 
 Options:
   --profile <name>    Resolve and install a manifest profile

scripts/lib/install-manifests.js

@@ -4,7 +4,7 @@ const path = require('path');
 const { getInstallTargetAdapter, planInstallTargetScaffold } = require('./install-targets/registry');
 
 const DEFAULT_REPO_ROOT = path.join(__dirname, '../..');
-const SUPPORTED_INSTALL_TARGETS = ['claude', 'cursor', 'antigravity', 'codex', 'gemini', 'opencode', 'codebuddy'];
+const SUPPORTED_INSTALL_TARGETS = ['claude', 'cursor', 'antigravity', 'codex', 'gemini', 'opencode', 'codebuddy', 'joycode'];
 const COMPONENT_FAMILY_PREFIXES = {
   baseline: 'baseline:',
   language: 'lang:',

scripts/lib/install-targets/helpers.js

@@ -7,6 +7,7 @@ const PLATFORM_SOURCE_PATH_OWNERS = Object.freeze({
   '.codex': 'codex',
   '.cursor': 'cursor',
   '.gemini': 'gemini',
+  '.joycode': 'joycode',
   '.opencode': 'opencode',
   '.codebuddy': 'codebuddy',
 });

scripts/lib/install-targets/joycode-project.js

@@ -0,0 +1,50 @@
+const path = require('path');
+
+const {
+  createFlatRuleOperations,
+  createInstallTargetAdapter,
+  isForeignPlatformPath,
+} = require('./helpers');
+
+module.exports = createInstallTargetAdapter({
+  id: 'joycode-project',
+  target: 'joycode',
+  kind: 'project',
+  rootSegments: ['.joycode'],
+  installStatePathSegments: ['ecc-install-state.json'],
+  nativeRootRelativePath: '.joycode',
+  planOperations(input, adapter) {
+    const modules = Array.isArray(input.modules)
+      ? input.modules
+      : (input.module ? [input.module] : []);
+    const {
+      repoRoot,
+      projectRoot,
+      homeDir,
+    } = input;
+    const planningInput = {
+      repoRoot,
+      projectRoot,
+      homeDir,
+    };
+    const targetRoot = adapter.resolveRoot(planningInput);
+
+    return modules.flatMap(module => {
+      const paths = Array.isArray(module.paths) ? module.paths : [];
+      return paths
+        .filter(p => !isForeignPlatformPath(p, adapter.target))
+        .flatMap(sourceRelativePath => {
+          if (sourceRelativePath === 'rules') {
+            return createFlatRuleOperations({
+              moduleId: module.id,
+              repoRoot,
+              sourceRelativePath,
+              destinationDir: path.join(targetRoot, 'rules'),
+            });
+          }
+
+          return [adapter.createScaffoldOperation(module.id, sourceRelativePath, planningInput)];
+        });
+    });
+  },
+});

scripts/lib/install-targets/registry.js

@@ -4,6 +4,7 @@ const codebuddyProject = require('./codebuddy-project');
 const codexHome = require('./codex-home');
 const cursorProject = require('./cursor-project');
 const geminiProject = require('./gemini-project');
+const joycodeProject = require('./joycode-project');
 const opencodeHome = require('./opencode-home');
 
 const ADAPTERS = Object.freeze([
@@ -14,6 +15,7 @@ const ADAPTERS = Object.freeze([
   geminiProject,
   opencodeHome,
   codebuddyProject,
+  joycodeProject,
 ]);
 
 function listInstallTargetAdapters() {