fix(mosaic-tools): pass explicit Gitea repo args

packages/mosaic/framework/tools/git/pr-create.sh

@@ -17,6 +17,51 @@ MILESTONE=""
 DRAFT=false
 ISSUE=""
 
+# get_remote_host, get_gitea_token, get_repo_info, and get_gitea_repo_args are provided by detect-platform.sh
+
+gitea_pr_create_api() {
+    local host repo token url payload
+    host=$(get_remote_host) || {
+        echo "Error: could not determine remote host for API fallback" >&2
+        return 1
+    }
+    repo=$(get_repo_info) || {
+        echo "Error: could not determine repo owner/name for API fallback" >&2
+        return 1
+    }
+    token=$(get_gitea_token "$host") || {
+        echo "Error: Gitea token not found for API fallback (set GITEA_TOKEN or configure ~/.git-credentials)" >&2
+        return 1
+    }
+
+    if [[ -n "$LABELS" || -n "$MILESTONE" || "$DRAFT" == true ]]; then
+        echo "Warning: API fallback applies title/body/head/base only; labels/milestone/draft require authenticated tea setup." >&2
+    fi
+
+    payload=$(TITLE="$TITLE" BODY="$BODY" HEAD_BRANCH="$HEAD_BRANCH" BASE_BRANCH="$BASE_BRANCH" python3 - <<'PY'
+import json
+import os
+
+payload = {
+    "title": os.environ["TITLE"],
+    "head": os.environ["HEAD_BRANCH"],
+    "base": os.environ["BASE_BRANCH"] or "main",
+}
+body = os.environ.get("BODY", "")
+if body:
+    payload["body"] = body
+print(json.dumps(payload))
+PY
+)
+
+    url="https://${host}/api/v1/repos/${repo}/pulls"
+    curl -fsS -X POST \
+      -H "Authorization: token ${token}" \
+      -H "Content-Type: application/json" \
+      -d "$payload" \
+      "$url"
+}
+
 usage() {
     cat <<EOF
 Usage: $(basename "$0") [OPTIONS]
@@ -118,33 +163,37 @@ PLATFORM=$(detect_platform)
 
 case "$PLATFORM" in
     github)
-        CMD="gh pr create --title \"$TITLE\""
-        [[ -n "$BODY" ]] && CMD="$CMD --body \"$BODY\""
-        [[ -n "$BASE_BRANCH" ]] && CMD="$CMD --base \"$BASE_BRANCH\""
-        [[ -n "$HEAD_BRANCH" ]] && CMD="$CMD --head \"$HEAD_BRANCH\""
-        [[ -n "$LABELS" ]] && CMD="$CMD --label \"$LABELS\""
-        [[ -n "$MILESTONE" ]] && CMD="$CMD --milestone \"$MILESTONE\""
-        [[ "$DRAFT" == true ]] && CMD="$CMD --draft"
-        eval "$CMD"
+        CMD=(gh pr create --title "$TITLE")
+        [[ -n "$BODY" ]] && CMD+=(--body "$BODY")
+        [[ -n "$BASE_BRANCH" ]] && CMD+=(--base "$BASE_BRANCH")
+        [[ -n "$HEAD_BRANCH" ]] && CMD+=(--head "$HEAD_BRANCH")
+        [[ -n "$LABELS" ]] && CMD+=(--label "$LABELS")
+        [[ -n "$MILESTONE" ]] && CMD+=(--milestone "$MILESTONE")
+        [[ "$DRAFT" == true ]] && CMD+=(--draft)
+        "${CMD[@]}"
         ;;
     gitea)
-        # tea pull create syntax
-        CMD="tea pr create --title \"$TITLE\""
-        [[ -n "$BODY" ]] && CMD="$CMD --description \"$BODY\""
-        [[ -n "$BASE_BRANCH" ]] && CMD="$CMD --base \"$BASE_BRANCH\""
-        [[ -n "$HEAD_BRANCH" ]] && CMD="$CMD --head \"$HEAD_BRANCH\""
+        # tea pull create syntax. Always pass --repo because tea repo inference
+        # is unreliable in Mosaic worktrees/profile shells. Use arrays instead
+        # of eval so markdown backticks/body content are not shell-executed.
+        REPO_SLUG=$(get_repo_slug)
+        REPO_ARGS=(--repo "$REPO_SLUG" --login "${GITEA_LOGIN:-mosaicstack}")
+        CMD=(tea pr create "${REPO_ARGS[@]}" --title "$TITLE")
+        [[ -n "$BODY" ]] && CMD+=(--description "$BODY")
+        [[ -n "$BASE_BRANCH" ]] && CMD+=(--base "$BASE_BRANCH")
+        [[ -n "$HEAD_BRANCH" ]] && CMD+=(--head "$HEAD_BRANCH")
 
         # Handle labels for tea
         if [[ -n "$LABELS" ]]; then
             # tea may use --labels flag
-            CMD="$CMD --labels \"$LABELS\""
+            CMD+=(--labels "$LABELS")
         fi
 
         # Handle milestone for tea
         if [[ -n "$MILESTONE" ]]; then
-            MILESTONE_ID=$(tea milestones list 2>/dev/null | grep -E "^\s*[0-9]+" | grep "$MILESTONE" | awk '{print $1}' | head -1)
+            MILESTONE_ID=$(tea milestones list "${REPO_ARGS[@]}" 2>/dev/null | grep -E "^\s*[0-9]+" | grep "$MILESTONE" | awk '{print $1}' | head -1)
             if [[ -n "$MILESTONE_ID" ]]; then
-                CMD="$CMD --milestone $MILESTONE_ID"
+                CMD+=(--milestone "$MILESTONE_ID")
             else
                 echo "Warning: Could not find milestone '$MILESTONE', creating without milestone" >&2
             fi
@@ -155,7 +204,11 @@ case "$PLATFORM" in
             echo "Note: Draft PR may not be supported by your tea version" >&2
         fi
 
-        eval "$CMD"
+        if "${CMD[@]}"; then
+            exit 0
+        fi
+        echo "Warning: tea pr create failed, trying Gitea API fallback..." >&2
+        gitea_pr_create_api
         ;;
     *)
         echo "Error: Could not detect git platform" >&2