Fix Gitea wrapper login resolution (#538)

packages/mosaic/framework/tools/git/issue-reopen.sh

@@ -42,7 +42,42 @@ if [[ -z "$ISSUE_NUMBER" ]]; then
     exit 1
 fi
 
-detect_platform
+detect_platform >/dev/null
+OWNER=$(get_repo_owner)
+REPO=$(get_repo_name)
+
+gitea_issue_comment_api() {
+    local host token url payload
+    host=$(get_remote_host) || return 1
+    token=$(get_gitea_token "$host") || return 1
+    url="https://${host}/api/v1/repos/${OWNER}/${REPO}/issues/${ISSUE_NUMBER}/comments"
+    payload=$(COMMENT="$COMMENT" python3 - <<'PY'
+import json
+import os
+
+print(json.dumps({"body": os.environ["COMMENT"]}))
+PY
+)
+    curl -fsS -X POST \
+        -H "User-Agent: curl/8" \
+        -H "Authorization: token ${token}" \
+        -H "Content-Type: application/json" \
+        -d "$payload" \
+        "$url" >/dev/null
+}
+
+gitea_issue_reopen_api() {
+    local host token url
+    host=$(get_remote_host) || return 1
+    token=$(get_gitea_token "$host") || return 1
+    url="https://${host}/api/v1/repos/${OWNER}/${REPO}/issues/${ISSUE_NUMBER}"
+    curl -fsS -X PATCH \
+        -H "User-Agent: curl/8" \
+        -H "Authorization: token ${token}" \
+        -H "Content-Type: application/json" \
+        -d '{"state":"open"}' \
+        "$url" >/dev/null
+}
 
 if [[ "$PLATFORM" == "github" ]]; then
     if [[ -n "$COMMENT" ]]; then
@@ -51,10 +86,19 @@ if [[ "$PLATFORM" == "github" ]]; then
     gh issue reopen "$ISSUE_NUMBER"
     echo "Reopened GitHub issue #$ISSUE_NUMBER"
 elif [[ "$PLATFORM" == "gitea" ]]; then
-    if [[ -n "$COMMENT" ]]; then
-        tea issue comment "$ISSUE_NUMBER" "$COMMENT" $(get_gitea_repo_args)
+    REPO_ARGS=$(get_gitea_repo_args || true)
+    if [[ -n "$REPO_ARGS" ]]; then
+        if [[ -n "$COMMENT" ]]; then
+            tea issue comment "$ISSUE_NUMBER" "$COMMENT" $REPO_ARGS
+        fi
+        tea issue reopen "$ISSUE_NUMBER" $REPO_ARGS
+    else
+        echo "No tea login configured for $(get_remote_host); using authenticated Gitea API fallback." >&2
+        if [[ -n "$COMMENT" ]]; then
+            gitea_issue_comment_api
+        fi
+        gitea_issue_reopen_api
     fi
-    tea issue reopen "$ISSUE_NUMBER" $(get_gitea_repo_args)
     echo "Reopened Gitea issue #$ISSUE_NUMBER"
 else
     echo "Error: Unknown platform"