docs: update devcontainer-generator docs and clean up marketplace manifest

Simplify installation instructions, clarify skill invocation and modes,
and remove generated timestamp from marketplace.json.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: MrBogomips

.claude-plugin/marketplace.json

@@ -7,8 +7,7 @@
   "metadata": {
     "description": "A collection of developer tools and plugins for Claude Code",
     "version": "1.0.0",
-    "license": "MIT",
-    "generatedAt": "2026-02-06T14:30:41.630Z"
+    "license": "MIT"
   },
   "plugins": [
     {

docs/skills/devcontainer-generator/index.md

@@ -27,14 +27,16 @@ The skill must be invoked explicitly. It does not activate on its own.
 
 Or in natural language:
 
-> "Generate a devcontainer for this project"
+> "Generate a devcontainer using the skill `devcontainer-generator`."
 
 ## Two modes
 
+The skill supports two modes of operation, depending on your needs:
+
 | Mode | Use case |
 |------|----------|
 | **Full Development Environment** | Existing or new projects that need runtimes, services, and tooling |
-| **Claude-Only** | Empty folders or cases where you only need a minimal container with Claude Code |
+| **Claude-Only** | Empty folders or cases where you only need a minimal container with Claude Code. This scenario is ideal for using Claude Code in yolo mode into an isolated environment. |
 
 ## Supported tech stacks
 
@@ -109,15 +111,7 @@ The skill definition includes several frontmatter options that control its behav
 
 ## Installation
 
-```bash
-# Clone the marketplace
-git clone https://github.com/MrBogomips/claude-code.git
-
-# Or copy just this plugin
-cp -r plugins/devcontainer-generator ~/.claude/plugins/
-```
-
-Then configure in your Claude Code settings.
+Add the plugin marketplace `MrBogomips/claude-code` and install the `devcontainer-generator` skill.
 
 ## Next steps