fix(cli): use the globally installed version for shell script generation (#84)

* global install tab

* readme

* changeset

Author: AmirSa12

.changeset/lemon-crabs-bathe.md

@@ -0,0 +1,5 @@
+---
+'@bomb.sh/tab': patch
+---
+
+fix(cli): use the globally installed version for shell completions

README.md

@@ -14,6 +14,28 @@ tab solves this complexity by providing autocompletions that work consistently a
 
 ## Installation
 
+### For Package Manager Completions (Global install is recommended)
+
+```bash
+npm install -g @bomb.sh/tab
+```
+
+Then enable completions permanently:
+
+```bash
+# For zsh
+echo 'source <(tab pnpm zsh)' >> ~/.zshrc
+source ~/.zshrc
+
+# For bash
+echo 'source <(tab pnpm bash)' >> ~/.bashrc
+source ~/.bashrc
+
+# The same can be done for other shells!
+```
+
+### For CLI Library (Adding Completions to Your CLI)
+
 ```bash
 npm install @bomb.sh/tab
 # or

bin/cli.ts

@@ -64,9 +64,13 @@ async function main() {
 
 function generateCompletionScript(packageManager: string, shell: string) {
   const name = packageManager;
-  const executable = process.env.npm_config_user_agent
-    ? `npx --yes @bomb.sh/tab ${packageManager}`
-    : `node ${process.argv[1]} ${packageManager}`;
+
+  const isLocalDev = process.argv[1].endsWith('dist/bin/cli.js');
+
+  const executable = isLocalDev
+    ? `node ${process.argv[1]} ${packageManager}`
+    : `tab ${packageManager}`;
+
   script(shell as any, name, executable);
 }