feat: add find-skills skill for discovering agent skills

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

skills/public/find-skills/scripts/install-skill.sh

@@ -0,0 +1,62 @@
+#!/bin/bash
+
+# Install a skill and link it to the project's skills/custom directory
+# Usage: ./skills/install-skill.sh <owner/repo@skill-name>
+# Example: ./skills/install-skill.sh vercel-labs/agent-skills@vercel-react-best-practices
+
+set -e
+
+if [[ -z "$1" ]]; then
+  echo "Usage: $0 <owner/repo@skill-name>"
+  echo "Example: $0 vercel-labs/agent-skills@vercel-react-best-practices"
+  exit 1
+fi
+
+FULL_SKILL_NAME="$1"
+
+# Extract skill name (the part after @)
+SKILL_NAME="${FULL_SKILL_NAME##*@}"
+
+if [[ -z "$SKILL_NAME" || "$SKILL_NAME" == "$FULL_SKILL_NAME" ]]; then
+  echo "Error: Invalid skill format. Expected: owner/repo@skill-name"
+  exit 1
+fi
+
+# Find project root by looking for deer-flow.code-workspace
+find_project_root() {
+  local dir="$PWD"
+  while [[ "$dir" != "/" ]]; do
+    if [[ -f "$dir/deer-flow.code-workspace" ]]; then
+      echo "$dir"
+      return 0
+    fi
+    dir="$(dirname "$dir")"
+  done
+  echo ""
+  return 1
+}
+
+PROJECT_ROOT=$(find_project_root)
+
+if [[ -z "$PROJECT_ROOT" ]]; then
+  echo "Error: Could not find project root (deer-flow.code-workspace not found)"
+  exit 1
+fi
+
+SKILL_SOURCE="$HOME/.agents/skills/$SKILL_NAME"
+SKILL_TARGET="$PROJECT_ROOT/skills/custom"
+
+# Step 1: Install the skill using npx
+npx skills add "$FULL_SKILL_NAME" -g -y > /dev/null 2>&1
+
+# Step 2: Verify installation
+if [[ ! -d "$SKILL_SOURCE" ]]; then
+  echo "Skill '$SKILL_NAME' installation failed"
+  exit 1
+fi
+
+# Step 3: Create symlink
+mkdir -p "$SKILL_TARGET"
+ln -sf "$SKILL_SOURCE" "$SKILL_TARGET/"
+
+echo "Skill '$SKILL_NAME' installed successfully"