Fix installation symlinks and support skipping API key setup

bin/arrowcode

@@ -1,8 +1,15 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
-# Resolve package root (bin/ is next to package.json when linked or run from repo)
-ROOT="$(cd "$(dirname "$0")/.." && pwd)"
+# Resolve symlinks to find the real script path and package root
+SOURCE="${BASH_SOURCE[0]}"
+while [ -h "$SOURCE" ]; do
+  DIR="$( cd -P "$( dirname "$SOURCE" )" >/dev/null 2>&1 && pwd )"
+  SOURCE="$(readlink "$SOURCE")"
+  [[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE"
+done
+DIR="$( cd -P "$( dirname "$SOURCE" )" >/dev/null 2>&1 && pwd )"
+ROOT="$(cd "$DIR/.." && pwd)"
 
 if command -v bun >/dev/null 2>&1; then
   exec bun "$ROOT/src/index.ts" "$@"

src/index.ts

@@ -144,6 +144,9 @@ async function main() {
     bootstrapUserHome();
     const ok = await runSetupWizard();
     if (!ok) process.exit(1);
+    if (!isConfigured()) {
+      process.exit(0);
+    }
   }
 
   // Runtime: packaged defaults work without home; seed if home already exists

src/setup/wizard.ts

@@ -61,15 +61,32 @@ export async function runSetupWizard(): Promise<boolean> {
     console.log(`    ${CONFIG_PATH}`);
     console.log("");
 
+    const startAns = await ask(rl, "  Would you like to configure your API key now? [Y/n] (default Y): ");
+    if (/^n(o)?$/i.test(startAns)) {
+      console.log("");
+      console.log("  No problem! You can configure ArrowCode later by running: arrowcode --setup");
+      console.log("");
+      return true;
+    }
+
+    console.log("");
     console.log("  Provider:");
     console.log("    1) NVIDIA NIM   (default — free keys at build.nvidia.com)");
     console.log("    2) OpenAI");
     console.log("    3) Anthropic");
     console.log("    4) Ollama       (local, no key)");
     console.log("    5) Custom OpenAI-compatible base URL");
+    console.log("    0) Cancel / Set up later");
     console.log("");
 
-    const pAns = await ask(rl, "  Choose [1-5] (default 1): ");
+    const pAns = await ask(rl, "  Choose [0-5] (default 1): ");
+    if (pAns === "0" || pAns.toLowerCase() === "cancel") {
+      console.log("");
+      console.log("  No problem! You can configure ArrowCode later by running: arrowcode --setup");
+      console.log("");
+      return true;
+    }
+
     const map: Record<string, ProviderId> = {
       "": "nim",
       "1": "nim",
@@ -133,7 +150,7 @@ export async function runSetupWizard(): Promise<boolean> {
       console.log("");
       console.log("  No API key entered. Setup cancelled.");
       console.log("  Re-run:  arrowcode --setup");
-      return false;
+      return true;
     }
 
     const yoloAns = await ask(