skills: add legacy github-solve alias (#541)

* skills: alias github-solve to github-issue-solve and refresh builtin bundle

* chore: keep builtin skills untracked

---------

Co-authored-by: jolestar <host-user@example.com>

Author: jolestar

pkg/skills/catalog/builtin_catalog.json

@@ -3,9 +3,9 @@
   "description": "Built-in Holon skill catalog with popular community skills",
   "skills": [
     {
-      "name": "github-solve-community",
+      "name": "github-issue-solve",
       "url": "https://github.com/holon-run/holon/archive/refs/heads/main.zip",
-      "description": "Community-curated GitHub issue resolution workflows",
+      "description": "GitHub issue solve skill (default). Alias for legacy github-solve",
       "version": "1.0.0"
     }
   ]

pkg/skills/skills.go

@@ -75,8 +75,16 @@ func NewResolver(workspace string) *Resolver {
 func (r *Resolver) Resolve(cliSkills []string, configSkills []string, specSkills []string) ([]Skill, error) {
 	var skills []Skill
 
+	// Compatibility aliases for renamed skills
+	alias := map[string]string{
+		"github-solve": "github-issue-solve",
+	}
+
 	// Add CLI skills (highest precedence)
 	for _, ref := range cliSkills {
+		if target, ok := alias[ref]; ok {
+			ref = target
+		}
 		resolved, err := r.resolveSkillRef(ref, "cli")
 		if err != nil {
 			return nil, fmt.Errorf("invalid skill from CLI: %w", err)
@@ -86,6 +94,9 @@ func (r *Resolver) Resolve(cliSkills []string, configSkills []string, specSkills
 
 	// Add config skills
 	for _, ref := range configSkills {
+		if target, ok := alias[ref]; ok {
+			ref = target
+		}
 		resolved, err := r.resolveSkillRef(ref, "config")
 		if err != nil {
 			return nil, fmt.Errorf("invalid skill from config: %w", err)
@@ -95,6 +106,9 @@ func (r *Resolver) Resolve(cliSkills []string, configSkills []string, specSkills
 
 	// Add spec skills
 	for _, ref := range specSkills {
+		if target, ok := alias[ref]; ok {
+			ref = target
+		}
 		resolved, err := r.resolveSkillRef(ref, "spec")
 		if err != nil {
 			return nil, fmt.Errorf("invalid skill from spec: %w", err)