feat(tools): issue_create with identity footer

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

internal/gitea/issues.go

@@ -0,0 +1,71 @@
+package gitea
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+)
+
+type Issue struct {
+	Number  int    `json:"number"`
+	Title   string `json:"title"`
+	Body    string `json:"body"`
+	HTMLURL string `json:"html_url"`
+	State   string `json:"state"`
+}
+
+type CreateIssueArgs struct {
+	Title     string   `json:"title"`
+	Body      string   `json:"body"`
+	Labels    []int64  `json:"labels,omitempty"`
+	Assignees []string `json:"assignees,omitempty"`
+	Milestone int64    `json:"milestone,omitempty"`
+}
+
+func (c *Client) CreateIssue(ctx context.Context, owner, repo string, args CreateIssueArgs) (*Issue, error) {
+	p := fmt.Sprintf("/api/v1/repos/%s/%s/issues", owner, repo)
+	payload, err := json.Marshal(args)
+	if err != nil {
+		return nil, err
+	}
+	body, status, err := c.PostJSON(ctx, p, payload)
+	if err != nil {
+		return nil, err
+	}
+	if err := MapStatus(status, body); err != nil {
+		return nil, err
+	}
+	var iss Issue
+	if err := json.Unmarshal(body, &iss); err != nil {
+		return nil, err
+	}
+	return &iss, nil
+}
+
+type IssueComment struct {
+	ID      int64  `json:"id"`
+	Body    string `json:"body"`
+	HTMLURL string `json:"html_url"`
+}
+
+// CreateIssueComment posts to /issues/{index}/comments. Per Gitea, this same endpoint
+// works for both issues and pull requests (PRs share index space with issues).
+func (c *Client) CreateIssueComment(ctx context.Context, owner, repo string, index int, body string) (*IssueComment, error) {
+	p := fmt.Sprintf("/api/v1/repos/%s/%s/issues/%d/comments", owner, repo, index)
+	payload, err := json.Marshal(map[string]string{"body": body})
+	if err != nil {
+		return nil, err
+	}
+	respBody, status, err := c.PostJSON(ctx, p, payload)
+	if err != nil {
+		return nil, err
+	}
+	if err := MapStatus(status, respBody); err != nil {
+		return nil, err
+	}
+	var c2 IssueComment
+	if err := json.Unmarshal(respBody, &c2); err != nil {
+		return nil, err
+	}
+	return &c2, nil
+}