Add Linux development station role with systemd services for code-server and OpenCode

- Implemented handlers for restarting code-server and OpenCode services.
- Created main tasks for setting up a Linux development station, including user management, package installation, and configuration.
- Added validation for OpenCode server credentials and code-server password.
- Introduced tool package management for npm, uv, and go installers.
- Developed templates for systemd service units for code-server and OpenCode.
- Included scripts for starting code-server and OpenCode with SSH agent support.
- Updated inventory and Terraform configuration to include new development host.

ansible/playbook_linux_dev_station.yml

@@ -0,0 +1,14 @@
+---
+- name: Configure Linux dev station
+  hosts: linux_dev
+  gather_facts: true
+
+  pre_tasks:
+    - name: Ensure target is Fedora
+      ansible.builtin.assert:
+        that:
+          - ansible_facts['distribution'] == "Fedora"
+        fail_msg: "This playbook supports Fedora hosts only"
+
+  roles:
+    - linux_dev_station