Fix the reported by Viktor ssues

rpm/bundle-rust-npm.py

@@ -35,7 +35,7 @@
     formatter_class=argparse.RawDescriptionHelpFormatter,
     description="""Add 'Provides: bundled(crate(foo)) = version' 'Provides: bundled(npm(bar)) = version' to a Fedora based specfile.
 Additionally, add a helper comment with a comulated License metainfo which is based on Cargo.lock and Package-lock.json files content.
-You need to have 'cargo install cargo-license' and 'npm install -g license-checker' to be able to run this script.""")
+You need to have 'cargo install cargo-license' and 'dnf install npm' to be able to run this script.""")
 
 parser.add_argument('-v', '--verbose',
                     help="Display verbose operation tracing during command execution",
@@ -95,6 +95,11 @@ def process_npm_packages(output: str) -> Dict[str, Tuple[str, str]]:
         package_name, package_version = PACKAGE_REGEX.match(package).groups()
         if package_name not in IGNORED_NPM_PACKAGES:
             npm_license = process_npm_license(data['licenses'])
+            # Check if the package is 'pause-stream' and if the license is 'Apache2'
+            # If so, replace it with 'Apache-2.0' to match the license in Upstream
+            # It is a workaround till the pause-stream's fix is released
+            if package_name == "pause-stream" and "Apache2" in npm_license:
+                npm_license = npm_license.replace("Apache2", "Apache-2.0")
             processed_packages[package_name] = (npm_license, package_version)
 
     return processed_packages
@@ -227,15 +232,23 @@ def write_provides_bundled(provides_lines: List[str], spec_file: str, cleaned: b
         log.error(f"Path {args.npm_path} does not exist or is not a directory")
         sys.exit(1)
 
-    cleaned = clean_specfile(args.spec_file)
+    if shutil.which("cargo-license") is None:
+        log.error("cargo-license is not installed. Please install it with 'cargo install cargo-license' and try again.")
+        sys.exit(1)
+    if shutil.which("npm") is None:
+        log.error("npm is not installed. Please install it with 'dnf install npm' and try again.")
+        sys.exit(1)
 
     rust_output = run_cmd(["cargo", "license", "--json", "--current-dir", args.cargo_path])
-    npm_output = run_cmd(["license-checker", "--json", "--start", args.npm_path])
+    npm_output = run_cmd(["npx", "license-checker", "--json", "--start", args.npm_path])
 
     if rust_output is None or npm_output is None:
-        log.error("Failed to process dependencies. Ensure cargo-license and license-checker are installed and accessible.")
+        log.error("Failed to process dependencies. Ensure cargo-license and license-checker are installed and accessible. "
+                  "Also, ensure that Cargo.lock and Package-lock.json files exist in the respective directories.")
         sys.exit(1)
 
+    cleaned = clean_specfile(args.spec_file)
+
     rust_crates = process_rust_crates(rust_output)
     npm_packages = process_npm_packages(npm_output)
     provides_lines = build_provides_lines(rust_crates, npm_packages)