Remove Go implementation — ship is skills-only nowmain

The skills/ directory fully replaces the old Go CLI. Drop all Go
source, build files, planning docs, and the stale SECURITY.md
(which described the old git-user push-deploy model that no longer
exists). Trim .gitignore to match the new tree.

1 files changed, 0 insertions, 106 deletions

diff --git a/internal/state/state.go b/internal/state/state.go
deleted file mode 100644
index 9b06179..0000000
--- a/internal/state/state.go
+++ /dev/null
@@ -1,106 +0,0 @@
-package state
-
-import (
-        "encoding/json"
-        "fmt"
-        "os"
-        "path/filepath"
-        "regexp"
-)
-
-// State represents the local ship configuration
-type State struct {
-        DefaultHost string           `json:"default_host,omitempty"`
-        Hosts       map[string]*Host `json:"hosts"`
-}
-
-// Host represents configuration for a single VPS
-type Host struct {
-        BaseDomain string `json:"base_domain,omitempty"`
-        GitSetup   bool   `json:"git_setup,omitempty"`
-}
-
-var validName = regexp.MustCompile(`^[a-z][a-z0-9-]{0,62}$`)
-
-// ValidateName checks that a name is safe for use in shell commands,
-// file paths, systemd units, and DNS labels.
-func ValidateName(name string) error {
-        if !validName.MatchString(name) {
-                return fmt.Errorf("invalid name %q: must start with a lowercase letter, contain only lowercase letters, digits, and hyphens, and be 1-63 characters", name)
-        }
-        return nil
-}
-
-// Load reads state from ~/.config/ship/state.json
-func Load() (*State, error) {
-        path := statePath()
-
-        if _, err := os.Stat(path); os.IsNotExist(err) {
-                return &State{
-                        Hosts: make(map[string]*Host),
-                }, nil
-        }
-
-        data, err := os.ReadFile(path)
-        if err != nil {
-                return nil, fmt.Errorf("failed to read state file: %w", err)
-        }
-
-        var state State
-        if err := json.Unmarshal(data, &state); err != nil {
-                return nil, fmt.Errorf("failed to parse state file: %w", err)
-        }
-
-        if state.Hosts == nil {
-                state.Hosts = make(map[string]*Host)
-        }
-
-        return &state, nil
-}
-
-// Save writes state to ~/.config/ship/state.json
-func (s *State) Save() error {
-        path := statePath()
-
-        dir := filepath.Dir(path)
-        if err := os.MkdirAll(dir, 0755); err != nil {
-                return fmt.Errorf("failed to create config directory: %w", err)
-        }
-
-        data, err := json.MarshalIndent(s, "", "  ")
-        if err != nil {
-                return fmt.Errorf("failed to marshal state: %w", err)
-        }
-
-        if err := os.WriteFile(path, data, 0600); err != nil {
-                return fmt.Errorf("failed to write state file: %w", err)
-        }
-
-        return nil
-}
-
-// GetHost returns the host config, creating it if it doesn't exist
-func (s *State) GetHost(host string) *Host {
-        if s.Hosts[host] == nil {
-                s.Hosts[host] = &Host{}
-        }
-        return s.Hosts[host]
-}
-
-// GetDefaultHost returns the default host, or empty string if not set
-func (s *State) GetDefaultHost() string {
-        return s.DefaultHost
-}
-
-// SetDefaultHost sets the default host
-func (s *State) SetDefaultHost(host string) {
-        s.DefaultHost = host
-}
-
-func statePath() string {
-        home, err := os.UserHomeDir()
-        if err != nil {
-                return ".ship-state.json"
-        }
-        return filepath.Join(home, ".config", "ship", "state.json")
-}