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_create.go

@@ -0,0 +1,74 @@
+package tools
+
+import (
+	"context"
+	"encoding/json"
+
+	"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 RepoCreate struct {
+	c *gitea.Client
+	a *allowlist.Allowlist
+}
+
+func NewRepoCreate(c *gitea.Client, a *allowlist.Allowlist) *RepoCreate {
+	return &RepoCreate{c: c, a: a}
+}
+
+func (t *RepoCreate) Descriptor() registry.ToolDescriptor {
+	return registry.ToolDescriptor{
+		Name:        "repo_create",
+		Description: "Create a repository for the authenticated user or an organisation.",
+		InputSchema: json.RawMessage(`{
+			"type":"object",
+			"properties":{
+				"owner":{"type":"string","description":"Username or org name (used for allowlist check)."},
+				"name":{"type":"string","description":"Repository name."},
+				"description":{"type":"string"},
+				"private":{"type":"boolean","description":"Create as private. Default false."},
+				"auto_init":{"type":"boolean","description":"Initialise with README."},
+				"default_branch":{"type":"string","description":"Default branch name. Default 'main'."},
+				"is_org":{"type":"boolean","description":"When true, create under the organisation named in 'owner'."}
+			},
+			"required":["owner","name"]
+		}`),
+	}
+}
+
+type repoCreateArgs struct {
+	Owner         string `json:"owner"`
+	Name          string `json:"name"`
+	Description   string `json:"description"`
+	Private       bool   `json:"private"`
+	AutoInit      bool   `json:"auto_init"`
+	DefaultBranch string `json:"default_branch"`
+	IsOrg         bool   `json:"is_org"`
+}
+
+func (t *RepoCreate) Call(ctx context.Context, raw json.RawMessage) (json.RawMessage, error) {
+	var args repoCreateArgs
+	if err := parseArgs(raw, &args); err != nil {
+		return nil, err
+	}
+	if err := t.a.Check(args.Owner); err != nil {
+		return nil, err
+	}
+	createArgs := gitea.CreateRepoArgs{
+		Name:          args.Name,
+		Description:   args.Description,
+		Private:       args.Private,
+		AutoInit:      args.AutoInit,
+		DefaultBranch: args.DefaultBranch,
+	}
+	if args.IsOrg {
+		createArgs.Org = args.Owner
+	}
+	r, err := t.c.CreateRepo(ctx, createArgs)
+	if err != nil {
+		return nil, err
+	}
+	return textOK(r)
+}