Add Claude Code CLI to dev environment

- Install claude binary to /usr/local/bin
- Symlink to ~/.local/bin for users (in PATH)
- Update learner-add.sh to set up symlink for new users
- Add /usr/local/bin to PATH via shellInit

configuration.nix

@@ -30,6 +30,12 @@
     direnv
   ];
 
+  # Add ~/.local/bin and /usr/local/bin to PATH for manually installed tools
+  environment.localBinInPath = true;
+  environment.shellInit = ''
+    export PATH="/usr/local/bin:$PATH"
+  '';
+
   # Enable Nix flakes
   nix.settings.experimental-features = [ "nix-command" "flakes" ];
 

scripts/learner-add.sh

@@ -84,6 +84,12 @@ create_user() {
     echo '# Slack bot development tokens' >> "/home/$username/.bashrc"
     echo 'source /etc/slack-learner.env' >> "/home/$username/.bashrc"
 
+    # Set up ~/.local/bin with claude symlink
+    local local_bin="/home/$username/.local/bin"
+    mkdir -p "$local_bin"
+    ln -sf /usr/local/bin/claude "$local_bin/claude"
+    chown -R "$username:users" "/home/$username/.local"
+
     log_info "User created with SSH access"
 }