Initial commit: skillshare meta-skill

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-01-29 16:17:42 +00:00
commit 89792d56bd
11 changed files with 687 additions and 0 deletions
--- a/skillshare/scripts/run.sh
+++ b/skillshare/scripts/run.sh
@@ -0,0 +1,135 @@
+#!/bin/sh
+# skillshare runner - npx-style execution without installation
+# Usage: curl -fsSL https://raw.githubusercontent.com/runkids/skillshare/main/skills/skillshare/scripts/run.sh | sh -s -- [command] [args]
+# Or:    sh run.sh [command] [args]
+set -e
+
+REPO="runkids/skillshare"
+CACHE_DIR="${XDG_CACHE_HOME:-$HOME/.cache}/skillshare"
+BIN_DIR="$CACHE_DIR/bin"
+BINARY="$BIN_DIR/skillshare"
+VERSION_FILE="$CACHE_DIR/.version"
+MAX_AGE=86400  # Check for updates every 24 hours
+
+# Colors
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[0;33m'
+CYAN='\033[0;36m'
+NC='\033[0m'
+
+info() { printf "${CYAN}[skillshare]${NC} %s\n" "$1" >&2; }
+success() { printf "${GREEN}[skillshare]${NC} %s\n" "$1" >&2; }
+warn() { printf "${YELLOW}[skillshare]${NC} %s\n" "$1" >&2; }
+error() { printf "${RED}[skillshare]${NC} %s\n" "$1" >&2; exit 1; }
+
+# Detect OS
+detect_os() {
+  OS=$(uname -s | tr '[:upper:]' '[:lower:]')
+  case "$OS" in
+    darwin) OS="darwin" ;;
+    linux) OS="linux" ;;
+    mingw*|msys*|cygwin*) error "Windows is not supported via this script. Please download from GitHub releases." ;;
+    *) error "Unsupported OS: $OS" ;;
+  esac
+}
+
+# Detect architecture
+detect_arch() {
+  ARCH=$(uname -m)
+  case "$ARCH" in
+    x86_64|amd64) ARCH="amd64" ;;
+    arm64|aarch64) ARCH="arm64" ;;
+    *) error "Unsupported architecture: $ARCH" ;;
+  esac
+}
+
+# Get file modification time in seconds since epoch (cross-platform)
+get_file_age() {
+  if [ "$(uname -s)" = "Darwin" ]; then
+    stat -f %m "$1" 2>/dev/null || echo 0
+  else
+    stat -c %Y "$1" 2>/dev/null || echo 0
+  fi
+}
+
+# Check if we need to update (version file older than MAX_AGE)
+needs_update() {
+  [ ! -f "$VERSION_FILE" ] && return 0
+  [ ! -x "$BINARY" ] && return 0
+
+  file_time=$(get_file_age "$VERSION_FILE")
+  current_time=$(date +%s)
+  age=$((current_time - file_time))
+
+  [ "$age" -ge "$MAX_AGE" ]
+}
+
+# Get latest version from GitHub API
+get_latest_version() {
+  LATEST=$(curl -sL "https://api.github.com/repos/${REPO}/releases/latest" | grep '"tag_name"' | cut -d'"' -f4)
+  if [ -z "$LATEST" ]; then
+    error "Failed to get latest version. Check your internet connection."
+  fi
+  VERSION=${LATEST#v}
+}
+
+# Download and install to cache
+download_binary() {
+  detect_os
+  detect_arch
+  get_latest_version
+
+  URL="https://github.com/${REPO}/releases/download/${LATEST}/skillshare_${VERSION}_${OS}_${ARCH}.tar.gz"
+
+  info "Downloading skillshare ${VERSION} for ${OS}/${ARCH}..."
+
+  mkdir -p "$BIN_DIR"
+
+  TMP_DIR=$(mktemp -d)
+  trap "rm -rf $TMP_DIR" EXIT
+
+  if ! curl -sL "$URL" | tar xz -C "$TMP_DIR" 2>/dev/null; then
+    error "Failed to download. URL: $URL"
+  fi
+
+  if [ ! -f "$TMP_DIR/skillshare" ]; then
+    error "Binary not found in archive"
+  fi
+
+  mv "$TMP_DIR/skillshare" "$BINARY"
+  chmod +x "$BINARY"
+  echo "$VERSION" > "$VERSION_FILE"
+
+  success "Cached skillshare ${VERSION} at ${BIN_DIR}"
+}
+
+# Main logic
+main() {
+  # 1. Check if skillshare is already in PATH
+  if command -v skillshare >/dev/null 2>&1; then
+    exec skillshare "$@"
+  fi
+
+  # 2. Check cached binary
+  if [ -x "$BINARY" ]; then
+    if ! needs_update; then
+      exec "$BINARY" "$@"
+    fi
+
+    # Try to update, but fall back to cached version on failure
+    if download_binary 2>/dev/null; then
+      exec "$BINARY" "$@"
+    else
+      warn "Update check failed, using cached version"
+      touch "$VERSION_FILE"  # Reset timer
+      exec "$BINARY" "$@"
+    fi
+  fi
+
+  # 3. First run - download binary
+  download_binary
+  exec "$BINARY" "$@"
+}
+
+main "$@"