feat(tools): add repo_create, repo_update, repo_mirror_push (#12, #13, #16)

repo_create: POST /user/repos or /orgs/{org}/repos, is_org flag routes
repo_update: PATCH /repos/{owner}/{repo}, confirm required when private=false
repo_mirror_push: add/list/delete push mirrors, password never returned

internal/tools/repo_mirror_push.go

@@ -0,0 +1,117 @@
+package tools
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+
+	"gitea.d-ma.be/mathias/gitea-mcp/internal/allowlist"
+	"gitea.d-ma.be/mathias/gitea-mcp/internal/gitea"
+	"gitea.d-ma.be/mathias/gitea-mcp/internal/registry"
+)
+
+type RepoMirrorPush struct {
+	c *gitea.Client
+	a *allowlist.Allowlist
+}
+
+func NewRepoMirrorPush(c *gitea.Client, a *allowlist.Allowlist) *RepoMirrorPush {
+	return &RepoMirrorPush{c: c, a: a}
+}
+
+func (t *RepoMirrorPush) Descriptor() registry.ToolDescriptor {
+	return registry.ToolDescriptor{
+		Name:        "repo_mirror_push",
+		Description: "Manage push mirrors for a repository: add, list, or delete.",
+		InputSchema: json.RawMessage(`{
+			"type":"object",
+			"properties":{
+				"owner":{"type":"string"},
+				"name":{"type":"string"},
+				"action":{"type":"string","enum":["add","list","delete"]},
+				"remote_address":{"type":"string","description":"Mirror target URL (required for add)."},
+				"remote_username":{"type":"string"},
+				"remote_password":{"type":"string","description":"Never logged or returned."},
+				"interval":{"type":"string","description":"Sync interval, e.g. '8h0m0s'."},
+				"sync_on_commit":{"type":"boolean"},
+				"mirror_name":{"type":"string","description":"Remote name to delete (required for delete)."}
+			},
+			"required":["owner","name","action"]
+		}`),
+	}
+}
+
+type repoMirrorPushArgs struct {
+	Owner          string `json:"owner"`
+	Name           string `json:"name"`
+	Action         string `json:"action"`
+	RemoteAddress  string `json:"remote_address"`
+	RemoteUsername string `json:"remote_username"`
+	RemotePassword string `json:"remote_password"`
+	Interval       string `json:"interval"`
+	SyncOnCommit   bool   `json:"sync_on_commit"`
+	MirrorName     string `json:"mirror_name"`
+}
+
+// safeMirror omits remote_password so it is never returned to the caller.
+type safeMirror struct {
+	ID            int    `json:"id"`
+	RemoteName    string `json:"remote_name"`
+	RemoteAddress string `json:"remote_address"`
+	Interval      string `json:"interval"`
+	SyncOnCommit  bool   `json:"sync_on_commit"`
+}
+
+func toSafeMirror(m *gitea.PushMirror) safeMirror {
+	return safeMirror{
+		ID:            m.ID,
+		RemoteName:    m.RemoteName,
+		RemoteAddress: m.RemoteAddress,
+		Interval:      m.Interval,
+		SyncOnCommit:  m.SyncOnCommit,
+	}
+}
+
+func (t *RepoMirrorPush) Call(ctx context.Context, raw json.RawMessage) (json.RawMessage, error) {
+	var args repoMirrorPushArgs
+	if err := parseArgs(raw, &args); err != nil {
+		return nil, err
+	}
+	if err := t.a.Check(args.Owner); err != nil {
+		return nil, err
+	}
+	switch args.Action {
+	case "add":
+		m, err := t.c.AddPushMirror(ctx, args.Owner, args.Name, gitea.AddPushMirrorArgs{
+			RemoteAddress:  args.RemoteAddress,
+			RemoteUsername: args.RemoteUsername,
+			RemotePassword: args.RemotePassword,
+			Interval:       args.Interval,
+			SyncOnCommit:   args.SyncOnCommit,
+		})
+		if err != nil {
+			return nil, err
+		}
+		return textOK(toSafeMirror(m))
+	case "list":
+		mirrors, err := t.c.ListPushMirrors(ctx, args.Owner, args.Name)
+		if err != nil {
+			return nil, err
+		}
+		safe := make([]safeMirror, len(mirrors))
+		for i := range mirrors {
+			safe[i] = toSafeMirror(&mirrors[i])
+		}
+		return textOK(safe)
+	case "delete":
+		if args.MirrorName == "" {
+			return nil, fmt.Errorf("mirror_name is required for action=delete")
+		}
+		if err := t.c.DeletePushMirror(ctx, args.Owner, args.Name, args.MirrorName); err != nil {
+			return nil, err
+		}
+		return textOK(map[string]string{"status": "deleted", "mirror_name": args.MirrorName})
+	default:
+		return nil, fmt.Errorf("unknown action %q: must be add, list, or delete", args.Action)
+	}
+}