feat(opencode): adapter with opencode.jsonc render + AGENTS.md

internal/adapters/crush/crush_test.go

@@ -46,7 +46,7 @@ func TestCrushRenderProducesExpectedTargets(t *testing.T) {
 func TestCrushImportRoundtrip(t *testing.T) {
 	home := t.TempDir()
 	base := filepath.Join(home, ".config", "crush")
-	require.NoError(t, os.MkdirAll(base, 0o755))
+	require.NoError(t, os.MkdirAll(base, 0o750))
 
 	// Minimal crush.json
 	cfg := map[string]any{
@@ -55,7 +55,7 @@ func TestCrushImportRoundtrip(t *testing.T) {
 		},
 	}
 	body, _ := json.Marshal(cfg)
-	require.NoError(t, os.WriteFile(filepath.Join(base, "crush.json"), body, 0o644))
+	require.NoError(t, os.WriteFile(filepath.Join(base, "crush.json"), body, 0o600))
 
 	ad := New(WithHome(home))
 	res, err := ad.Import(home)

internal/adapters/crush/import.go

@@ -9,6 +9,18 @@ import (
 	"github.com/lukaszraczylo/harness-sync/internal/canonical"
 )
 
+type crushMCPEntry struct { //nolint:govet // fieldalignment: map+slice+3 strings irreducible
+	Env       map[string]string `json:"env"`
+	Args      []string          `json:"args"`
+	Command   string            `json:"command"`
+	URL       string            `json:"url"`
+	Transport string            `json:"transport"`
+}
+
+type crushConfig struct {
+	MCPServers map[string]crushMCPEntry `json:"mcpServers"`
+}
+
 func importFrom(home string) (*adapter.ImportResult, error) {
 	cfgPath := filepath.Join(home, ".config", "crush", "crush.json")
 	body, err := os.ReadFile(cfgPath)
@@ -19,15 +31,7 @@ func importFrom(home string) (*adapter.ImportResult, error) {
 		return nil, err
 	}
 
-	var doc struct {
+	var doc crushConfig
-		MCPServers map[string]struct {
-			Command   string            `json:"command"`
-			Args      []string          `json:"args"`
-			URL       string            `json:"url"`
-			Transport string            `json:"transport"`
-			Env       map[string]string `json:"env"`
-		} `json:"mcpServers"`
-	}
 	_ = json.Unmarshal(body, &doc)
 
 	res := &adapter.ImportResult{}