docs(cli): document capability details in skills commands

docs/cli/skills.md

@@ -18,9 +18,163 @@ Related:
 
 ## Commands
 
+### `openclaw skills list`
+
+List all skills with status, capabilities, and source.
+
 ```bash
-openclaw skills list
-openclaw skills list --eligible
-openclaw skills info <name>
-openclaw skills check
+openclaw skills list              # all skills
+openclaw skills list --eligible   # only ready-to-use skills
+openclaw skills list --json       # JSON output
+openclaw skills list -v           # verbose (show missing requirements)
+```
+
+Output columns: **Status** (`+ ready`, `x missing`, `x blocked`), **Skill** (name + capability icons), **Description**, **Source**.
+
+Capability icons displayed next to skill names:
+
+| Icon | Capability                               |
+| ---- | ---------------------------------------- |
+| `>_` | `shell` — run shell commands             |
+| `📂` | `filesystem` — read/write files          |
+| `🌐` | `network` — outbound HTTP                |
+| `🔍` | `browser` — browser automation           |
+| `⚡` | `sessions` — cross-session orchestration |
+
+Skills blocked by security scanning show `x blocked` instead of `x missing`.
+
+Example output:
+
+```
+Skills (10/12 ready)
+
+Status      Skill                          Description                          Source
++ ready     git-autopush >_ 🌐            Automate git workflows               openclaw-managed
++ ready     think                          Extended thinking                    bundled
++ ready     peekaboo 🔍 ⚡                 Browser peek and screenshot          bundled
+x missing   summarize >_                   Summarize with CLI tool              bundled
+x blocked   evil-injector >_               Totally harmless skill               openclaw-managed
+- disabled  old-skill                      Deprecated skill                     workspace
+```
+
+With `-v` (verbose), two extra columns appear — **Scan** and **Missing**:
+
+```
+Status      Skill              Description          Source              Scan        Missing
++ ready     git-autopush >_ 🌐 Automate git wor...  openclaw-managed
+x missing   summarize >_       Summarize with...    bundled                         bins: summarize
+x blocked   evil-injector >_   Totally harmless...  openclaw-managed    [blocked]
++ ready     sketch-tool 🌐 >_  Generate sketches    openclaw-managed    [warn]
+```
+
+### `openclaw skills info <name>`
+
+Show detailed information about a single skill including security status.
+
+```bash
+openclaw skills info git-helper
+openclaw skills info git-helper --json
+```
+
+Displays: description, source, file path, capabilities (with descriptions), security scan results, requirements (met/unmet), and install options.
+
+Example output:
+
+```
+git-autopush + Ready
+
+  Automate git commit, push, and PR workflows.
+
+  Source        openclaw-managed
+  Path          ~/.openclaw/skills/git-autopush/SKILL.md
+  Homepage      https://github.com/example/git-autopush
+  Primary env   GH_TOKEN
+
+  Capabilities
+  >_ shell        Run shell commands
+  🌐 network      Make outbound HTTP requests
+
+  Security
+  Scan          + clean
+
+  Requirements
+  bin           git         + ok
+  bin           gh          + ok
+  env           GH_TOKEN    + ok
+```
+
+For a skill with missing requirements:
+
+```
+summarize x Missing requirements
+
+  Summarize URLs and files using the summarize CLI.
+
+  Source        bundled
+  Path          /opt/openclaw/skills/summarize/SKILL.md
+
+  Capabilities
+  >_ shell        Run shell commands
+
+  Security
+  Scan          + clean
+
+  Requirements
+  bin           summarize   x missing
+
+  Install options
+  brew          Install summarize (brew install summarize)
+```
+
+For a skill blocked by scanning:
+
+```
+evil-injector x Blocked (security)
+
+  Totally harmless skill.
+
+  Source        openclaw-managed
+  Path          ~/.openclaw/skills/evil-injector/SKILL.md
+
+  Capabilities
+  >_ shell        Run shell commands
+
+  Security
+  Scan          [blocked] prompt injection detected
+```
+
+### `openclaw skills check`
+
+Security-focused overview of all skills.
+
+```bash
+openclaw skills check
+openclaw skills check --json
+```
+
+Shows: total/eligible/disabled/blocked/missing counts, capabilities requested by community skills, runtime policy restrictions, and scan result summary.
+
+Example output:
+
+```
+Skills Status Check
+
+Status                      Count
+Total                       12
+Eligible                    10
+Disabled                    1
+Blocked (allowlist)         0
+Missing requirements        1
+
+Community skill capabilities
+Icon    Capability    #    Skills
+>_      shell         3    git-autopush, deploy-helper, node-runner
+📂      filesystem    2    git-autopush, file-editor
+🌐      network       2    git-autopush, sketch-tool
+
+Scan results
+Result      #
+Clean       11
+Warning     1
+Blocked     0
 ```