Add comprehensive skills, agents, commands collection

- Added 44 external skills from obra/superpowers, ui-ux-pro-max-skill, claude-codex-settings
- Added 8 autonomous agents (commit-creator, pr-creator, pr-reviewer, etc.)
- Added 23 slash commands for Git/GitHub, setup, and plugin development
- Added hooks for code formatting, notifications, and validation
- Added MCP configurations for Azure, GCloud, Supabase, MongoDB, etc.
- Added awesome-openclaw-skills registry (3,002 skills referenced)
- Updated comprehensive README with full documentation

Sources:
- github.com/obra/superpowers (14 skills)
- github.com/nextlevelbuilder/ui-ux-pro-max-skill (1 skill)
- github.com/fcakyon/claude-codex-settings (29 skills, 8 agents, 23 commands)
- github.com/VoltAgent/awesome-openclaw-skills (registry)
- skills.sh (reference)
- buildwithclaude.com (reference)

commands/claude-codex-settings/paper-search-tools-setup.md

@@ -0,0 +1,62 @@
+---
+description: Configure Paper Search MCP (requires Docker)
+---
+
+# Paper Search Tools Setup
+
+**Source:** [mcp/paper-search](https://hub.docker.com/r/mcp/paper-search)
+
+Configure the Paper Search MCP server. Requires Docker.
+
+## Step 1: Check Docker Installation
+
+Run `docker --version` to check if Docker is installed.
+
+If Docker is not installed, show:
+
+```
+Docker is required for Paper Search MCP.
+
+Install Docker:
+
+macOS:    brew install --cask docker
+Linux:    curl -fsSL https://get.docker.com | sh
+Windows:  winget install Docker.DockerDesktop
+
+After installation, start Docker Desktop and wait for it to fully launch.
+```
+
+## Step 2: Verify Docker is Running
+
+Run `docker info` to verify Docker daemon is running.
+
+If not running, tell user:
+
+```
+Docker is installed but not running.
+
+Start Docker Desktop and wait for it to fully launch before continuing.
+```
+
+## Step 3: Pull the Image
+
+Run `docker pull mcp/paper-search` to download the MCP image.
+
+Report progress:
+
+- "Pulling paper-search image..."
+- "Image ready!"
+
+## Step 4: Confirm Success
+
+Tell the user:
+
+```
+Paper Search MCP configured successfully!
+
+IMPORTANT: Restart Claude Code for changes to take effect.
+- Exit Claude Code
+- Run `claude` again
+
+To verify after restart, run /mcp and check that 'paper-search' server is connected.
+```