Add Cline as tenth agent across all clouds (#18)

Cline is an open-source AI coding agent for the terminal.
Works with OpenRouter via OPENAI_BASE_URL override.

- Implemented on all 7 clouds
- Matrix now 10 agents x 7 clouds = 70/70 implemented

Co-authored-by: Sprite <noreply@sprite.dev>
Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

lambda/cline.sh

@@ -0,0 +1,67 @@
+#!/bin/bash
+set -e
+
+# Source common functions - try local file first, fall back to remote
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" 2>/dev/null && pwd)"
+if [[ -f "$SCRIPT_DIR/lib/common.sh" ]]; then
+    source "$SCRIPT_DIR/lib/common.sh"
+else
+    source <(curl -fsSL https://raw.githubusercontent.com/OpenRouterTeam/spawn/main/lambda/lib/common.sh)
+fi
+
+log_info "Cline on Lambda Cloud"
+echo ""
+
+# 1. Ensure Lambda API key is configured
+ensure_lambda_token
+
+# 2. Generate + register SSH key
+ensure_ssh_key
+
+# 3. Get instance name and create server
+SERVER_NAME=$(get_server_name)
+create_server "$SERVER_NAME"
+
+# 4. Wait for SSH and cloud-init
+verify_server_connectivity "$LAMBDA_SERVER_IP"
+wait_for_cloud_init "$LAMBDA_SERVER_IP"
+
+# 5. Install Cline
+log_warn "Installing Cline..."
+run_server "$LAMBDA_SERVER_IP" "npm install -g cline"
+log_info "Cline installed"
+
+# 6. Get OpenRouter API key
+echo ""
+if [[ -n "$OPENROUTER_API_KEY" ]]; then
+    log_info "Using OpenRouter API key from environment"
+else
+    OPENROUTER_API_KEY=$(get_openrouter_api_key_oauth 5180)
+fi
+
+# 7. Inject environment variables into ~/.zshrc
+log_warn "Setting up environment variables..."
+
+ENV_TEMP=$(mktemp)
+cat > "$ENV_TEMP" << EOF
+
+# [spawn:env]
+export OPENROUTER_API_KEY="${OPENROUTER_API_KEY}"
+export OPENAI_API_KEY="${OPENROUTER_API_KEY}"
+export OPENAI_BASE_URL="https://openrouter.ai/api/v1"
+EOF
+
+upload_file "$LAMBDA_SERVER_IP" "$ENV_TEMP" "/tmp/env_config"
+run_server "$LAMBDA_SERVER_IP" "cat /tmp/env_config >> ~/.zshrc && rm /tmp/env_config"
+rm "$ENV_TEMP"
+
+echo ""
+log_info "Lambda Cloud instance setup completed successfully!"
+log_info "Instance: $SERVER_NAME (IP: $LAMBDA_SERVER_IP)"
+echo ""
+
+# 8. Start Cline interactively
+log_warn "Starting Cline..."
+sleep 1
+clear
+interactive_session "$LAMBDA_SERVER_IP" "source ~/.zshrc && cline"