feat: add everything-claude-code-conventions ECC bundle (.claude/commands/add-or-update-plugin-marketplace-system.md)

.agents/skills/everything-claude-code/SKILL.md

@@ -40,7 +40,7 @@ Follow these commit message conventions based on 500 analyzed commits.
 
 ### Message Guidelines
 
-- Average message length: ~57 characters
+- Average message length: ~56 characters
 - Keep first line concise and descriptive
 - Use imperative mood ("Add feature" not "Added feature")
 
@@ -48,49 +48,49 @@ Follow these commit message conventions based on 500 analyzed commits.
 *Commit message example*
 
 ```text
-feat: add everything-claude-code ECC bundle (.claude/commands/add-new-skill.md)
+refactor: simplify redundant checks; normalize getInstalledPlugin inputs
 ```
 
 *Commit message example*
 
 ```text
-refactor: collapse legacy command bodies into skills
+fix: preserve file permissions in writeJsonAtomic
 ```
 
 *Commit message example*
 
 ```text
-fix: dedupe managed hooks by semantic identity
+style: apply linter formatting to pluginRegistry.js
 ```
 
 *Commit message example*
 
 ```text
-docs: close bundle drift and sync plugin guidance
+chore: update yarn.lock
 ```
 
 *Commit message example*
 
 ```text
-chore: ignore local orchestration artifacts
+feat(plugin): add marketplace add/install system
 ```
 
 *Commit message example*
 
 ```text
-feat: add everything-claude-code ECC bundle (.claude/commands/refactoring.md)
+fix: ship marketplaces.json as empty stub to prevent duplicate-add error
 ```
 
 *Commit message example*
 
 ```text
-feat: add everything-claude-code ECC bundle (.claude/commands/feature-development.md)
+fix: normalize lookups, atomic writes, reject empty marketplace specifier
 ```
 
 *Commit message example*
 
 ```text
-feat: add everything-claude-code ECC bundle (.claude/enterprise/controls.md)
+refactor: extract shared readJsonFile helper; fix single-dash flag parsing
 ```
 
 ## Architecture
@@ -188,7 +188,7 @@ These workflows were detected from analyzing commit patterns.
 
 Standard feature implementation workflow
 
-**Frequency**: ~19 times per month
+**Frequency**: ~14 times per month
 
 **Steps**:
 1. Add feature implementation
@@ -203,181 +203,187 @@ Standard feature implementation workflow
 
 **Example commit sequence**:
 ```
-feat: install claude-hud plugin (jarrodwatts/claude-hud) (#1041)
-feat: add GAN-style generator-evaluator harness (#1029)
-feat(agents,skills): add opensource-pipeline — 3-agent workflow for safe public releases (#1036)
+feat(team-builder): use `claude agents` command for agent discovery (#1021)
+fix: extract inline SessionStart bootstrap to separate file (#1035)
+feat: add hexagonal architecture SKILL. (#1034)
 ```
 
-### Refactoring
+### Add New Command Or Agentic Workflow
 
-Code refactoring and cleanup workflow
+Adds a new command or agentic workflow to the system, often including new .md command files, agent definitions, and skill orchestrators.
 
-**Frequency**: ~2 times per month
+**Frequency**: ~3 times per month
 
 **Steps**:
-1. Ensure tests pass before refactor
-2. Refactor code structure
-3. Verify tests still pass
-
-**Files typically involved**:
-- `src/**/*`
-
-**Example commit sequence**:
-```
-refactor: collapse legacy command bodies into skills
-feat: add connected operator workflow skills
-feat: expand lead intelligence outreach channels
-```
-
-### Add New Skill
-
-Adds a new skill to the repository, enabling new agent capabilities or workflows.
-
-**Frequency**: ~4 times per month
-
-**Steps**:
-1. Create a new SKILL.md file under skills/ or .agents/skills/ or .claude/skills/
-2. Optionally update documentation (AGENTS.md, README.md, WORKING-CONTEXT.md)
-3. Optionally add supporting files (e.g., manifests/install-modules.json)
-
-**Files typically involved**:
-- `skills/*/SKILL.md`
-- `.agents/skills/*/SKILL.md`
-- `.claude/skills/*/SKILL.md`
-
-**Example commit sequence**:
-```
-Create a new SKILL.md file under skills/ or .agents/skills/ or .claude/skills/
-Optionally update documentation (AGENTS.md, README.md, WORKING-CONTEXT.md)
-Optionally add supporting files (e.g., manifests/install-modules.json)
-```
-
-### Add Or Update Agent
-
-Adds or updates agent definitions and registers them in configuration files.
-
-**Frequency**: ~2 times per month
-
-**Steps**:
-1. Add or update agent definition file (e.g., agents/*.md or .opencode/prompts/agents/*.txt)
-2. Update agent registry/configuration (e.g., .opencode/opencode.json, AGENTS.md)
-
-**Files typically involved**:
-- `agents/*.md`
-- `.opencode/prompts/agents/*.txt`
-- `.opencode/opencode.json`
-- `AGENTS.md`
-
-**Example commit sequence**:
-```
-Add or update agent definition file (e.g., agents/*.md or .opencode/prompts/agents/*.txt)
-Update agent registry/configuration (e.g., .opencode/opencode.json, AGENTS.md)
-```
-
-### Add Or Update Command
-
-Adds or updates command workflow files for agentic operations.
-
-**Frequency**: ~2 times per month
-
-**Steps**:
-1. Create or update command markdown file under commands/
-2. Optionally update documentation or index files
+1. Create one or more new command markdown files in commands/ (e.g., gan-build.md, santa-loop.md, prp-*.md)
+2. Add or update agent definitions in agents/ (e.g., gan-generator.md, opensource-forker.md)
+3. Add or update skill orchestrator in skills/ (e.g., skills/gan-style-harness/SKILL.md, skills/opensource-pipeline/SKILL.md)
+4. Optionally add shell orchestrators or scripts (e.g., scripts/gan-harness.sh)
+5. Optionally add documentation or examples
 
 **Files typically involved**:
 - `commands/*.md`
-
-**Example commit sequence**:
-```
-Create or update command markdown file under commands/
-Optionally update documentation or index files
-```
-
-### Feature Or Skill Bundle
-
-Adds a bundle of related features, skills, and documentation for a new workflow or capability.
-
-**Frequency**: ~2 times per month
-
-**Steps**:
-1. Add multiple agent and/or skill files
-2. Add supporting commands and scripts
-3. Add or update documentation and examples
-
-**Files typically involved**:
 - `agents/*.md`
 - `skills/*/SKILL.md`
-- `commands/*.md`
 - `scripts/*.sh`
 - `examples/*`
 
 **Example commit sequence**:
 ```
-Add multiple agent and/or skill files
-Add supporting commands and scripts
-Add or update documentation and examples
+Create one or more new command markdown files in commands/ (e.g., gan-build.md, santa-loop.md, prp-*.md)
+Add or update agent definitions in agents/ (e.g., gan-generator.md, opensource-forker.md)
+Add or update skill orchestrator in skills/ (e.g., skills/gan-style-harness/SKILL.md, skills/opensource-pipeline/SKILL.md)
+Optionally add shell orchestrators or scripts (e.g., scripts/gan-harness.sh)
+Optionally add documentation or examples
 ```
 
-### Documentation Update
+### Add Or Update Plugin Marketplace System
 
-Updates documentation to reflect new features, workflows, or guidance.
-
-**Frequency**: ~3 times per month
-
-**Steps**:
-1. Edit documentation files (README.md, AGENTS.md, WORKING-CONTEXT.md, docs/...)
-2. Optionally update or add new guidance files
-
-**Files typically involved**:
-- `README.md`
-- `AGENTS.md`
-- `WORKING-CONTEXT.md`
-- `docs/**/*.md`
-
-**Example commit sequence**:
-```
-Edit documentation files (README.md, AGENTS.md, WORKING-CONTEXT.md, docs/...)
-Optionally update or add new guidance files
-```
-
-### Dependency Or Schema Update
-
-Updates dependencies or schema files, often in response to new features or external updates.
+Implements or refines the plugin marketplace system, including registry helpers, CLI scripts, JSON stubs, and documentation.
 
 **Frequency**: ~2 times per month
 
 **Steps**:
-1. Edit package.json, yarn.lock, or other lockfiles
-2. Edit schema files under schemas/
-3. Optionally update related scripts or manifests
+1. Edit or create scripts/lib/pluginRegistry.js for registry helpers
+2. Edit or create scripts/pluginMarketplace.js and/or scripts/pluginInstall.js for CLI commands
+3. Edit .claude-plugin/marketplaces.json and/or .claude-plugin/installed-plugins.json as stubs or for schema changes
+4. Update or add tests in tests/lib/pluginRegistry.test.js
+5. Update or create documentation in commands/plugin-marketplace.md and/or commands/plugin-install.md
+6. Optionally update root docs (README.md, AGENTS.md, etc.)
+
+**Files typically involved**:
+- `scripts/lib/pluginRegistry.js`
+- `scripts/pluginMarketplace.js`
+- `scripts/pluginInstall.js`
+- `.claude-plugin/marketplaces.json`
+- `.claude-plugin/installed-plugins.json`
+- `tests/lib/pluginRegistry.test.js`
+- `commands/plugin-marketplace.md`
+- `commands/plugin-install.md`
+- `README.md`
+- `AGENTS.md`
+
+**Example commit sequence**:
+```
+Edit or create scripts/lib/pluginRegistry.js for registry helpers
+Edit or create scripts/pluginMarketplace.js and/or scripts/pluginInstall.js for CLI commands
+Edit .claude-plugin/marketplaces.json and/or .claude-plugin/installed-plugins.json as stubs or for schema changes
+Update or add tests in tests/lib/pluginRegistry.test.js
+Update or create documentation in commands/plugin-marketplace.md and/or commands/plugin-install.md
+Optionally update root docs (README.md, AGENTS.md, etc.)
+```
+
+### Add New Install Target Or Adaptation
+
+Adds a new install target (e.g., Gemini, CodeBuddy) to the system, including scripts, schemas, and tests.
+
+**Frequency**: ~2 times per month
+
+**Steps**:
+1. Add new install scripts and docs under a dedicated directory (e.g., .gemini/, .codebuddy/)
+2. Update manifests/install-modules.json to register the new target
+3. Update or add schema files (schemas/ecc-install-config.schema.json, schemas/install-modules.schema.json)
+4. Edit or add scripts/lib/install-manifests.js and scripts/lib/install-targets/*.js for logic
+5. Add or update tests in tests/lib/install-targets.test.js
+6. Update documentation (README.md, .gemini/GEMINI.md, etc.)
+
+**Files typically involved**:
+- `.gemini/*`
+- `.codebuddy/*`
+- `manifests/install-modules.json`
+- `schemas/ecc-install-config.schema.json`
+- `schemas/install-modules.schema.json`
+- `scripts/lib/install-manifests.js`
+- `scripts/lib/install-targets/*.js`
+- `tests/lib/install-targets.test.js`
+- `README.md`
+
+**Example commit sequence**:
+```
+Add new install scripts and docs under a dedicated directory (e.g., .gemini/, .codebuddy/)
+Update manifests/install-modules.json to register the new target
+Update or add schema files (schemas/ecc-install-config.schema.json, schemas/install-modules.schema.json)
+Edit or add scripts/lib/install-manifests.js and scripts/lib/install-targets/*.js for logic
+Add or update tests in tests/lib/install-targets.test.js
+Update documentation (README.md, .gemini/GEMINI.md, etc.)
+```
+
+### Add Or Update Hook Or Session Management
+
+Implements or refines hooks and session management logic, including accumulator patterns, session start/end, and related tests.
+
+**Frequency**: ~2 times per month
+
+**Steps**:
+1. Edit or create scripts/hooks/*.js for hook logic (e.g., post-edit-accumulator.js, stop-format-typecheck.js, session-start.js)
+2. Update hooks/hooks.json for hook configuration
+3. Add or update tests in tests/hooks/*.test.js
+4. Optionally update shell scripts (scripts/hooks/*.sh)
+5. Optionally update adapters (.cursor/hooks/after-file-edit.js)
+
+**Files typically involved**:
+- `scripts/hooks/*.js`
+- `hooks/hooks.json`
+- `tests/hooks/*.test.js`
+- `scripts/hooks/*.sh`
+- `.cursor/hooks/after-file-edit.js`
+
+**Example commit sequence**:
+```
+Edit or create scripts/hooks/*.js for hook logic (e.g., post-edit-accumulator.js, stop-format-typecheck.js, session-start.js)
+Update hooks/hooks.json for hook configuration
+Add or update tests in tests/hooks/*.test.js
+Optionally update shell scripts (scripts/hooks/*.sh)
+Optionally update adapters (.cursor/hooks/after-file-edit.js)
+```
+
+### Add Or Update Skill Or Agent
+
+Adds or updates a skill or agent definition, often including a new SKILL.md and/or agent .md, sometimes with supporting config.
+
+**Frequency**: ~2 times per month
+
+**Steps**:
+1. Create or edit skills/*/SKILL.md
+2. Create or edit agents/*.md
+3. Optionally update mcp-configs/mcp-servers.json or other config files
+4. Optionally update AGENTS.md or related documentation
+
+**Files typically involved**:
+- `skills/*/SKILL.md`
+- `agents/*.md`
+- `mcp-configs/mcp-servers.json`
+- `AGENTS.md`
+
+**Example commit sequence**:
+```
+Create or edit skills/*/SKILL.md
+Create or edit agents/*.md
+Optionally update mcp-configs/mcp-servers.json or other config files
+Optionally update AGENTS.md or related documentation
+```
+
+### Dependabot Or Automated Dependency Update
+
+Automated workflow to update dependencies via Dependabot or similar, touching lockfiles and workflow YAMLs.
+
+**Frequency**: ~4 times per month
+
+**Steps**:
+1. Update package.json and/or yarn.lock
+2. Update .github/workflows/*.yml as needed for new dependency versions
+3. Commit with a standardized message referencing the dependency and version
 
 **Files typically involved**:
 - `package.json`
 - `yarn.lock`
-- `schemas/*.json`
-
-**Example commit sequence**:
-```
-Edit package.json, yarn.lock, or other lockfiles
-Edit schema files under schemas/
-Optionally update related scripts or manifests
-```
-
-### Ci Cd Workflow Update
-
-Updates CI/CD workflow files, usually for dependency bumps or workflow improvements.
-
-**Frequency**: ~2 times per month
-
-**Steps**:
-1. Edit workflow files under .github/workflows/
-
-**Files typically involved**:
 - `.github/workflows/*.yml`
 
 **Example commit sequence**:
 ```
-Edit workflow files under .github/workflows/
+Update package.json and/or yarn.lock
+Update .github/workflows/*.yml as needed for new dependency versions
+Commit with a standardized message referencing the dependency and version
 ```
 
 

.claude/commands/add-new-command-or-agentic-workflow.md

@@ -0,0 +1,41 @@
+---
+name: add-new-command-or-agentic-workflow
+description: Workflow command scaffold for add-new-command-or-agentic-workflow in everything-claude-code.
+allowed_tools: ["Bash", "Read", "Write", "Grep", "Glob"]
+---
+
+# /add-new-command-or-agentic-workflow
+
+Use this workflow when working on **add-new-command-or-agentic-workflow** in `everything-claude-code`.
+
+## Goal
+
+Adds a new command or agentic workflow to the system, often including new .md command files, agent definitions, and skill orchestrators.
+
+## Common Files
+
+- `commands/*.md`
+- `agents/*.md`
+- `skills/*/SKILL.md`
+- `scripts/*.sh`
+- `examples/*`
+
+## Suggested Sequence
+
+1. Understand the current state and failure mode before editing.
+2. Make the smallest coherent change that satisfies the workflow goal.
+3. Run the most relevant verification for touched files.
+4. Summarize what changed and what still needs review.
+
+## Typical Commit Signals
+
+- Create one or more new command markdown files in commands/ (e.g., gan-build.md, santa-loop.md, prp-*.md)
+- Add or update agent definitions in agents/ (e.g., gan-generator.md, opensource-forker.md)
+- Add or update skill orchestrator in skills/ (e.g., skills/gan-style-harness/SKILL.md, skills/opensource-pipeline/SKILL.md)
+- Optionally add shell orchestrators or scripts (e.g., scripts/gan-harness.sh)
+- Optionally add documentation or examples
+
+## Notes
+
+- Treat this as a scaffold, not a hard-coded script.
+- Update the command if the workflow evolves materially.

.claude/commands/add-new-skill.md

@@ -1,37 +0,0 @@
----
-name: add-new-skill
-description: Workflow command scaffold for add-new-skill in everything-claude-code.
-allowed_tools: ["Bash", "Read", "Write", "Grep", "Glob"]
----
-
-# /add-new-skill
-
-Use this workflow when working on **add-new-skill** in `everything-claude-code`.
-
-## Goal
-
-Adds a new skill to the repository, enabling new agent capabilities or workflows.
-
-## Common Files
-
-- `skills/*/SKILL.md`
-- `.agents/skills/*/SKILL.md`
-- `.claude/skills/*/SKILL.md`
-
-## Suggested Sequence
-
-1. Understand the current state and failure mode before editing.
-2. Make the smallest coherent change that satisfies the workflow goal.
-3. Run the most relevant verification for touched files.
-4. Summarize what changed and what still needs review.
-
-## Typical Commit Signals
-
-- Create a new SKILL.md file under skills/ or .agents/skills/ or .claude/skills/
-- Optionally update documentation (AGENTS.md, README.md, WORKING-CONTEXT.md)
-- Optionally add supporting files (e.g., manifests/install-modules.json)
-
-## Notes
-
-- Treat this as a scaffold, not a hard-coded script.
-- Update the command if the workflow evolves materially.

.claude/commands/add-or-update-plugin-marketplace-system.md

@@ -0,0 +1,42 @@
+---
+name: add-or-update-plugin-marketplace-system
+description: Workflow command scaffold for add-or-update-plugin-marketplace-system in everything-claude-code.
+allowed_tools: ["Bash", "Read", "Write", "Grep", "Glob"]
+---
+
+# /add-or-update-plugin-marketplace-system
+
+Use this workflow when working on **add-or-update-plugin-marketplace-system** in `everything-claude-code`.
+
+## Goal
+
+Implements or refines the plugin marketplace system, including registry helpers, CLI scripts, JSON stubs, and documentation.
+
+## Common Files
+
+- `scripts/lib/pluginRegistry.js`
+- `scripts/pluginMarketplace.js`
+- `scripts/pluginInstall.js`
+- `.claude-plugin/marketplaces.json`
+- `.claude-plugin/installed-plugins.json`
+- `tests/lib/pluginRegistry.test.js`
+
+## Suggested Sequence
+
+1. Understand the current state and failure mode before editing.
+2. Make the smallest coherent change that satisfies the workflow goal.
+3. Run the most relevant verification for touched files.
+4. Summarize what changed and what still needs review.
+
+## Typical Commit Signals
+
+- Edit or create scripts/lib/pluginRegistry.js for registry helpers
+- Edit or create scripts/pluginMarketplace.js and/or scripts/pluginInstall.js for CLI commands
+- Edit .claude-plugin/marketplaces.json and/or .claude-plugin/installed-plugins.json as stubs or for schema changes
+- Update or add tests in tests/lib/pluginRegistry.test.js
+- Update or create documentation in commands/plugin-marketplace.md and/or commands/plugin-install.md
+
+## Notes
+
+- Treat this as a scaffold, not a hard-coded script.
+- Update the command if the workflow evolves materially.

.claude/commands/refactoring.md

@@ -1,35 +0,0 @@
----
-name: refactoring
-description: Workflow command scaffold for refactoring in everything-claude-code.
-allowed_tools: ["Bash", "Read", "Write", "Grep", "Glob"]
----
-
-# /refactoring
-
-Use this workflow when working on **refactoring** in `everything-claude-code`.
-
-## Goal
-
-Code refactoring and cleanup workflow
-
-## Common Files
-
-- `src/**/*`
-
-## Suggested Sequence
-
-1. Understand the current state and failure mode before editing.
-2. Make the smallest coherent change that satisfies the workflow goal.
-3. Run the most relevant verification for touched files.
-4. Summarize what changed and what still needs review.
-
-## Typical Commit Signals
-
-- Ensure tests pass before refactor
-- Refactor code structure
-- Verify tests still pass
-
-## Notes
-
-- Treat this as a scaffold, not a hard-coded script.
-- Update the command if the workflow evolves materially.

.claude/ecc-tools.json

@@ -2,7 +2,7 @@
   "version": "1.3",
   "schemaVersion": "1.0",
   "generatedBy": "ecc-tools",
-  "generatedAt": "2026-04-01T22:44:14.561Z",
+  "generatedAt": "2026-04-01T22:56:13.232Z",
   "repo": "https://github.com/affaan-m/everything-claude-code",
   "profiles": {
     "requested": "full",
@@ -149,8 +149,8 @@
     ".claude/team/everything-claude-code-team-config.json",
     ".claude/enterprise/controls.md",
     ".claude/commands/feature-development.md",
-    ".claude/commands/refactoring.md",
-    ".claude/commands/add-new-skill.md"
+    ".claude/commands/add-new-command-or-agentic-workflow.md",
+    ".claude/commands/add-or-update-plugin-marketplace-system.md"
   ],
   "packageFiles": {
     "runtime-core": [
@@ -179,8 +179,8 @@
     ],
     "workflow-pack": [
       ".claude/commands/feature-development.md",
-      ".claude/commands/refactoring.md",
-      ".claude/commands/add-new-skill.md"
+      ".claude/commands/add-new-command-or-agentic-workflow.md",
+      ".claude/commands/add-or-update-plugin-marketplace-system.md"
     ]
   },
   "moduleFiles": {
@@ -210,8 +210,8 @@
     ],
     "workflow-pack": [
       ".claude/commands/feature-development.md",
-      ".claude/commands/refactoring.md",
-      ".claude/commands/add-new-skill.md"
+      ".claude/commands/add-new-command-or-agentic-workflow.md",
+      ".claude/commands/add-or-update-plugin-marketplace-system.md"
     ]
   },
   "files": [
@@ -292,13 +292,13 @@
     },
     {
       "moduleId": "workflow-pack",
-      "path": ".claude/commands/refactoring.md",
-      "description": "Workflow command scaffold for refactoring."
+      "path": ".claude/commands/add-new-command-or-agentic-workflow.md",
+      "description": "Workflow command scaffold for add-new-command-or-agentic-workflow."
     },
     {
       "moduleId": "workflow-pack",
-      "path": ".claude/commands/add-new-skill.md",
-      "description": "Workflow command scaffold for add-new-skill."
+      "path": ".claude/commands/add-or-update-plugin-marketplace-system.md",
+      "description": "Workflow command scaffold for add-or-update-plugin-marketplace-system."
     }
   ],
   "workflows": [
@@ -307,12 +307,12 @@
       "path": ".claude/commands/feature-development.md"
     },
     {
-      "command": "refactoring",
-      "path": ".claude/commands/refactoring.md"
+      "command": "add-new-command-or-agentic-workflow",
+      "path": ".claude/commands/add-new-command-or-agentic-workflow.md"
     },
     {
-      "command": "add-new-skill",
-      "path": ".claude/commands/add-new-skill.md"
+      "command": "add-or-update-plugin-marketplace-system",
+      "path": ".claude/commands/add-or-update-plugin-marketplace-system.md"
     }
   ],
   "adapters": {
@@ -321,8 +321,8 @@
       "identityPath": ".claude/identity.json",
       "commandPaths": [
         ".claude/commands/feature-development.md",
-        ".claude/commands/refactoring.md",
-        ".claude/commands/add-new-skill.md"
+        ".claude/commands/add-new-command-or-agentic-workflow.md",
+        ".claude/commands/add-or-update-plugin-marketplace-system.md"
       ]
     },
     "codex": {

.claude/identity.json

@@ -10,5 +10,5 @@
     "javascript"
   ],
   "suggestedBy": "ecc-tools-repo-analysis",
-  "createdAt": "2026-04-01T22:51:05.478Z"
+  "createdAt": "2026-04-01T22:56:57.484Z"
 }

.claude/research/everything-claude-code-research-playbook.md

@@ -18,4 +18,4 @@ Use this when the task is documentation-heavy, source-sensitive, or requires bro
 
 - Primary language: JavaScript
 - Framework: Not detected
-- Workflows detected: 9
+- Workflows detected: 7

.claude/rules/everything-claude-code-guardrails.md

@@ -25,8 +25,8 @@ Generated by ECC Tools from repository history. Review before treating it as a h
 ## Detected Workflows
 
 - feature-development: Standard feature implementation workflow
-- refactoring: Code refactoring and cleanup workflow
-- add-new-skill: Adds a new skill to the repository, enabling new agent capabilities or workflows.
+- add-new-command-or-agentic-workflow: Adds a new command or agentic workflow to the system, often including new .md command files, agent definitions, and skill orchestrators.
+- add-or-update-plugin-marketplace-system: Implements or refines the plugin marketplace system, including registry helpers, CLI scripts, JSON stubs, and documentation.
 
 ## Review Reminder
 

.claude/skills/everything-claude-code/SKILL.md

@@ -40,7 +40,7 @@ Follow these commit message conventions based on 500 analyzed commits.
 
 ### Message Guidelines
 
-- Average message length: ~57 characters
+- Average message length: ~56 characters
 - Keep first line concise and descriptive
 - Use imperative mood ("Add feature" not "Added feature")
 
@@ -48,49 +48,49 @@ Follow these commit message conventions based on 500 analyzed commits.
 *Commit message example*
 
 ```text
-feat: add everything-claude-code ECC bundle (.claude/commands/add-new-skill.md)
+refactor: simplify redundant checks; normalize getInstalledPlugin inputs
 ```
 
 *Commit message example*
 
 ```text
-refactor: collapse legacy command bodies into skills
+fix: preserve file permissions in writeJsonAtomic
 ```
 
 *Commit message example*
 
 ```text
-fix: dedupe managed hooks by semantic identity
+style: apply linter formatting to pluginRegistry.js
 ```
 
 *Commit message example*
 
 ```text
-docs: close bundle drift and sync plugin guidance
+chore: update yarn.lock
 ```
 
 *Commit message example*
 
 ```text
-chore: ignore local orchestration artifacts
+feat(plugin): add marketplace add/install system
 ```
 
 *Commit message example*
 
 ```text
-feat: add everything-claude-code ECC bundle (.claude/commands/refactoring.md)
+fix: ship marketplaces.json as empty stub to prevent duplicate-add error
 ```
 
 *Commit message example*
 
 ```text
-feat: add everything-claude-code ECC bundle (.claude/commands/feature-development.md)
+fix: normalize lookups, atomic writes, reject empty marketplace specifier
 ```
 
 *Commit message example*
 
 ```text
-feat: add everything-claude-code ECC bundle (.claude/enterprise/controls.md)
+refactor: extract shared readJsonFile helper; fix single-dash flag parsing
 ```
 
 ## Architecture
@@ -188,7 +188,7 @@ These workflows were detected from analyzing commit patterns.
 
 Standard feature implementation workflow
 
-**Frequency**: ~19 times per month
+**Frequency**: ~14 times per month
 
 **Steps**:
 1. Add feature implementation
@@ -203,181 +203,187 @@ Standard feature implementation workflow
 
 **Example commit sequence**:
 ```
-feat: install claude-hud plugin (jarrodwatts/claude-hud) (#1041)
-feat: add GAN-style generator-evaluator harness (#1029)
-feat(agents,skills): add opensource-pipeline — 3-agent workflow for safe public releases (#1036)
+feat(team-builder): use `claude agents` command for agent discovery (#1021)
+fix: extract inline SessionStart bootstrap to separate file (#1035)
+feat: add hexagonal architecture SKILL. (#1034)
 ```
 
-### Refactoring
+### Add New Command Or Agentic Workflow
 
-Code refactoring and cleanup workflow
+Adds a new command or agentic workflow to the system, often including new .md command files, agent definitions, and skill orchestrators.
 
-**Frequency**: ~2 times per month
+**Frequency**: ~3 times per month
 
 **Steps**:
-1. Ensure tests pass before refactor
-2. Refactor code structure
-3. Verify tests still pass
-
-**Files typically involved**:
-- `src/**/*`
-
-**Example commit sequence**:
-```
-refactor: collapse legacy command bodies into skills
-feat: add connected operator workflow skills
-feat: expand lead intelligence outreach channels
-```
-
-### Add New Skill
-
-Adds a new skill to the repository, enabling new agent capabilities or workflows.
-
-**Frequency**: ~4 times per month
-
-**Steps**:
-1. Create a new SKILL.md file under skills/ or .agents/skills/ or .claude/skills/
-2. Optionally update documentation (AGENTS.md, README.md, WORKING-CONTEXT.md)
-3. Optionally add supporting files (e.g., manifests/install-modules.json)
-
-**Files typically involved**:
-- `skills/*/SKILL.md`
-- `.agents/skills/*/SKILL.md`
-- `.claude/skills/*/SKILL.md`
-
-**Example commit sequence**:
-```
-Create a new SKILL.md file under skills/ or .agents/skills/ or .claude/skills/
-Optionally update documentation (AGENTS.md, README.md, WORKING-CONTEXT.md)
-Optionally add supporting files (e.g., manifests/install-modules.json)
-```
-
-### Add Or Update Agent
-
-Adds or updates agent definitions and registers them in configuration files.
-
-**Frequency**: ~2 times per month
-
-**Steps**:
-1. Add or update agent definition file (e.g., agents/*.md or .opencode/prompts/agents/*.txt)
-2. Update agent registry/configuration (e.g., .opencode/opencode.json, AGENTS.md)
-
-**Files typically involved**:
-- `agents/*.md`
-- `.opencode/prompts/agents/*.txt`
-- `.opencode/opencode.json`
-- `AGENTS.md`
-
-**Example commit sequence**:
-```
-Add or update agent definition file (e.g., agents/*.md or .opencode/prompts/agents/*.txt)
-Update agent registry/configuration (e.g., .opencode/opencode.json, AGENTS.md)
-```
-
-### Add Or Update Command
-
-Adds or updates command workflow files for agentic operations.
-
-**Frequency**: ~2 times per month
-
-**Steps**:
-1. Create or update command markdown file under commands/
-2. Optionally update documentation or index files
+1. Create one or more new command markdown files in commands/ (e.g., gan-build.md, santa-loop.md, prp-*.md)
+2. Add or update agent definitions in agents/ (e.g., gan-generator.md, opensource-forker.md)
+3. Add or update skill orchestrator in skills/ (e.g., skills/gan-style-harness/SKILL.md, skills/opensource-pipeline/SKILL.md)
+4. Optionally add shell orchestrators or scripts (e.g., scripts/gan-harness.sh)
+5. Optionally add documentation or examples
 
 **Files typically involved**:
 - `commands/*.md`
-
-**Example commit sequence**:
-```
-Create or update command markdown file under commands/
-Optionally update documentation or index files
-```
-
-### Feature Or Skill Bundle
-
-Adds a bundle of related features, skills, and documentation for a new workflow or capability.
-
-**Frequency**: ~2 times per month
-
-**Steps**:
-1. Add multiple agent and/or skill files
-2. Add supporting commands and scripts
-3. Add or update documentation and examples
-
-**Files typically involved**:
 - `agents/*.md`
 - `skills/*/SKILL.md`
-- `commands/*.md`
 - `scripts/*.sh`
 - `examples/*`
 
 **Example commit sequence**:
 ```
-Add multiple agent and/or skill files
-Add supporting commands and scripts
-Add or update documentation and examples
+Create one or more new command markdown files in commands/ (e.g., gan-build.md, santa-loop.md, prp-*.md)
+Add or update agent definitions in agents/ (e.g., gan-generator.md, opensource-forker.md)
+Add or update skill orchestrator in skills/ (e.g., skills/gan-style-harness/SKILL.md, skills/opensource-pipeline/SKILL.md)
+Optionally add shell orchestrators or scripts (e.g., scripts/gan-harness.sh)
+Optionally add documentation or examples
 ```
 
-### Documentation Update
+### Add Or Update Plugin Marketplace System
 
-Updates documentation to reflect new features, workflows, or guidance.
-
-**Frequency**: ~3 times per month
-
-**Steps**:
-1. Edit documentation files (README.md, AGENTS.md, WORKING-CONTEXT.md, docs/...)
-2. Optionally update or add new guidance files
-
-**Files typically involved**:
-- `README.md`
-- `AGENTS.md`
-- `WORKING-CONTEXT.md`
-- `docs/**/*.md`
-
-**Example commit sequence**:
-```
-Edit documentation files (README.md, AGENTS.md, WORKING-CONTEXT.md, docs/...)
-Optionally update or add new guidance files
-```
-
-### Dependency Or Schema Update
-
-Updates dependencies or schema files, often in response to new features or external updates.
+Implements or refines the plugin marketplace system, including registry helpers, CLI scripts, JSON stubs, and documentation.
 
 **Frequency**: ~2 times per month
 
 **Steps**:
-1. Edit package.json, yarn.lock, or other lockfiles
-2. Edit schema files under schemas/
-3. Optionally update related scripts or manifests
+1. Edit or create scripts/lib/pluginRegistry.js for registry helpers
+2. Edit or create scripts/pluginMarketplace.js and/or scripts/pluginInstall.js for CLI commands
+3. Edit .claude-plugin/marketplaces.json and/or .claude-plugin/installed-plugins.json as stubs or for schema changes
+4. Update or add tests in tests/lib/pluginRegistry.test.js
+5. Update or create documentation in commands/plugin-marketplace.md and/or commands/plugin-install.md
+6. Optionally update root docs (README.md, AGENTS.md, etc.)
+
+**Files typically involved**:
+- `scripts/lib/pluginRegistry.js`
+- `scripts/pluginMarketplace.js`
+- `scripts/pluginInstall.js`
+- `.claude-plugin/marketplaces.json`
+- `.claude-plugin/installed-plugins.json`
+- `tests/lib/pluginRegistry.test.js`
+- `commands/plugin-marketplace.md`
+- `commands/plugin-install.md`
+- `README.md`
+- `AGENTS.md`
+
+**Example commit sequence**:
+```
+Edit or create scripts/lib/pluginRegistry.js for registry helpers
+Edit or create scripts/pluginMarketplace.js and/or scripts/pluginInstall.js for CLI commands
+Edit .claude-plugin/marketplaces.json and/or .claude-plugin/installed-plugins.json as stubs or for schema changes
+Update or add tests in tests/lib/pluginRegistry.test.js
+Update or create documentation in commands/plugin-marketplace.md and/or commands/plugin-install.md
+Optionally update root docs (README.md, AGENTS.md, etc.)
+```
+
+### Add New Install Target Or Adaptation
+
+Adds a new install target (e.g., Gemini, CodeBuddy) to the system, including scripts, schemas, and tests.
+
+**Frequency**: ~2 times per month
+
+**Steps**:
+1. Add new install scripts and docs under a dedicated directory (e.g., .gemini/, .codebuddy/)
+2. Update manifests/install-modules.json to register the new target
+3. Update or add schema files (schemas/ecc-install-config.schema.json, schemas/install-modules.schema.json)
+4. Edit or add scripts/lib/install-manifests.js and scripts/lib/install-targets/*.js for logic
+5. Add or update tests in tests/lib/install-targets.test.js
+6. Update documentation (README.md, .gemini/GEMINI.md, etc.)
+
+**Files typically involved**:
+- `.gemini/*`
+- `.codebuddy/*`
+- `manifests/install-modules.json`
+- `schemas/ecc-install-config.schema.json`
+- `schemas/install-modules.schema.json`
+- `scripts/lib/install-manifests.js`
+- `scripts/lib/install-targets/*.js`
+- `tests/lib/install-targets.test.js`
+- `README.md`
+
+**Example commit sequence**:
+```
+Add new install scripts and docs under a dedicated directory (e.g., .gemini/, .codebuddy/)
+Update manifests/install-modules.json to register the new target
+Update or add schema files (schemas/ecc-install-config.schema.json, schemas/install-modules.schema.json)
+Edit or add scripts/lib/install-manifests.js and scripts/lib/install-targets/*.js for logic
+Add or update tests in tests/lib/install-targets.test.js
+Update documentation (README.md, .gemini/GEMINI.md, etc.)
+```
+
+### Add Or Update Hook Or Session Management
+
+Implements or refines hooks and session management logic, including accumulator patterns, session start/end, and related tests.
+
+**Frequency**: ~2 times per month
+
+**Steps**:
+1. Edit or create scripts/hooks/*.js for hook logic (e.g., post-edit-accumulator.js, stop-format-typecheck.js, session-start.js)
+2. Update hooks/hooks.json for hook configuration
+3. Add or update tests in tests/hooks/*.test.js
+4. Optionally update shell scripts (scripts/hooks/*.sh)
+5. Optionally update adapters (.cursor/hooks/after-file-edit.js)
+
+**Files typically involved**:
+- `scripts/hooks/*.js`
+- `hooks/hooks.json`
+- `tests/hooks/*.test.js`
+- `scripts/hooks/*.sh`
+- `.cursor/hooks/after-file-edit.js`
+
+**Example commit sequence**:
+```
+Edit or create scripts/hooks/*.js for hook logic (e.g., post-edit-accumulator.js, stop-format-typecheck.js, session-start.js)
+Update hooks/hooks.json for hook configuration
+Add or update tests in tests/hooks/*.test.js
+Optionally update shell scripts (scripts/hooks/*.sh)
+Optionally update adapters (.cursor/hooks/after-file-edit.js)
+```
+
+### Add Or Update Skill Or Agent
+
+Adds or updates a skill or agent definition, often including a new SKILL.md and/or agent .md, sometimes with supporting config.
+
+**Frequency**: ~2 times per month
+
+**Steps**:
+1. Create or edit skills/*/SKILL.md
+2. Create or edit agents/*.md
+3. Optionally update mcp-configs/mcp-servers.json or other config files
+4. Optionally update AGENTS.md or related documentation
+
+**Files typically involved**:
+- `skills/*/SKILL.md`
+- `agents/*.md`
+- `mcp-configs/mcp-servers.json`
+- `AGENTS.md`
+
+**Example commit sequence**:
+```
+Create or edit skills/*/SKILL.md
+Create or edit agents/*.md
+Optionally update mcp-configs/mcp-servers.json or other config files
+Optionally update AGENTS.md or related documentation
+```
+
+### Dependabot Or Automated Dependency Update
+
+Automated workflow to update dependencies via Dependabot or similar, touching lockfiles and workflow YAMLs.
+
+**Frequency**: ~4 times per month
+
+**Steps**:
+1. Update package.json and/or yarn.lock
+2. Update .github/workflows/*.yml as needed for new dependency versions
+3. Commit with a standardized message referencing the dependency and version
 
 **Files typically involved**:
 - `package.json`
 - `yarn.lock`
-- `schemas/*.json`
-
-**Example commit sequence**:
-```
-Edit package.json, yarn.lock, or other lockfiles
-Edit schema files under schemas/
-Optionally update related scripts or manifests
-```
-
-### Ci Cd Workflow Update
-
-Updates CI/CD workflow files, usually for dependency bumps or workflow improvements.
-
-**Frequency**: ~2 times per month
-
-**Steps**:
-1. Edit workflow files under .github/workflows/
-
-**Files typically involved**:
 - `.github/workflows/*.yml`
 
 **Example commit sequence**:
 ```
-Edit workflow files under .github/workflows/
+Update package.json and/or yarn.lock
+Update .github/workflows/*.yml as needed for new dependency versions
+Commit with a standardized message referencing the dependency and version
 ```
 
 

.claude/team/everything-claude-code-team-config.json

@@ -8,8 +8,8 @@
   ],
   "commandFiles": [
     ".claude/commands/feature-development.md",
-    ".claude/commands/refactoring.md",
-    ".claude/commands/add-new-skill.md"
+    ".claude/commands/add-new-command-or-agentic-workflow.md",
+    ".claude/commands/add-or-update-plugin-marketplace-system.md"
   ],
-  "updatedAt": "2026-04-01T22:44:14.561Z"
+  "updatedAt": "2026-04-01T22:56:13.232Z"
 }