feat: enhance Confluence link generation by utilizing base URL from API response

Signed-off-by: Nikolai Emil Damm <ndam@tv2.dk>

confluence/api.go

@@ -61,6 +61,7 @@ type PageInfo struct {
 
 	Links struct {
 		Full string `json:"webui"`
+		Base string `json:"-"` // Not from JSON; populated from response _links.base
 	} `json:"_links"`
 }
 
@@ -193,6 +194,9 @@ func (api *API) FindPage(
 ) (*PageInfo, error) {
 	result := struct {
 		Results []PageInfo `json:"results"`
+		Links   struct {
+			Base string `json:"base"`
+		} `json:"_links"`
 	}{}
 
 	payload := map[string]string{
@@ -222,7 +226,13 @@ func (api *API) FindPage(
 		return nil, nil
 	}
 
-	return &result.Results[0], nil
+	page := &result.Results[0]
+	// Populate the base URL from the response _links.base
+	if result.Links.Base != "" {
+		page.Links.Base = result.Links.Base
+	}
+
+	return page, nil
 }
 
 func (api *API) CreateAttachment(

page/link.go

@@ -217,7 +217,15 @@ func getConfluenceLink(
 		return "", nil
 	}
 
-	tiny, err := GenerateTinyLink(api.BaseURL, page.ID)
+	// Prefer the base URL from the API response (_links.base) as it contains
+	// the canonical user-facing wiki URL (e.g., https://tenant.atlassian.net/wiki).
+	// Fall back to api.BaseURL if _links.base is not available.
+	baseURL := page.Links.Base
+	if baseURL == "" {
+		baseURL = api.BaseURL
+	}
+
+	tiny, err := GenerateTinyLink(baseURL, page.ID)
 	if err != nil {
 		return "", karma.Format(err, "generate tiny link for page %s", page.ID)
 	}