feat: add blacklisted paths to implicit dependencies processing

It has been found that in some cases additional packages have been added
as dependencies, like usr/share/applications, usr/lib/cmake, etc

This commit adds an ability to blacklist specific paths from processing

src/ahriman/models/package_archive.py

@@ -38,6 +38,7 @@ class PackageArchive:
     helper for package archives
 
     Attributes:
+        BLACKLISTED_PATHS(list[Path]): (class attribute) paths blacklisted from scan
         package(Package): package descriptor
         root(Path): path to root filesystem
         pacman(Pacman): alpm wrapper instance
@@ -47,6 +48,16 @@ class PackageArchive:
     package: Package
     pacman: Pacman
 
+    BLACKLISTED_PATHS = [
+        Path("boot"),
+        Path("etc"),
+        Path("opt"),
+        Path("run"),
+        Path("usr") / "lib" / "cmake",  # well-known case, cmake doesn't contain this directory
+        Path("usr") / "share",  # share mostly contains like icons, cursors. etc
+        Path("var"),
+    ]
+
     @staticmethod
     def dynamic_needed(binary_path: Path) -> list[str]:
         """
@@ -165,6 +176,10 @@ class PackageArchive:
             if any(package.package_name in base_packages for package in packages):
                 continue
 
+            # skip blacklisted paths
+            if any(path.is_relative_to(parent) for parent in self.BLACKLISTED_PATHS):
+                continue
+
             # remove explicit dependencies
             packages = [package for package in packages if package.is_root_package(packages, include_optional=False)]
             # remove optional dependencies

tests/ahriman/models/test_package_archive.py

@@ -134,8 +134,10 @@ def test_refine_dependencies(package_archive_ahriman: PackageArchive, mocker: Mo
 
     path1 = Path("usr") / "lib" / "python3.12"
     path2 = path1 / "site-packages"
-    path3 = Path("etc")
-    path4 = Path("var") / "lib" / "whatever"
+    path3 = Path("base") / "path"
+    path4 = Path("usr") / "lib" / "whatever"
+    path5 = Path("usr") / "share" / "applications"
+    path6 = Path("etc")
 
     package1 = FilesystemPackage(package_name="package1", depends={"package5"}, opt_depends={"package2"})
     package2 = FilesystemPackage(package_name="package2", depends={"package1"}, opt_depends=set())
@@ -149,6 +151,8 @@ def test_refine_dependencies(package_archive_ahriman: PackageArchive, mocker: Mo
         path2: [package1, package2, package3, package5],
         path3: [package1, package4],
         path4: [package1],
+        path5: [package1],
+        path6: [package1],
     }) == {
         path1: [package6],
         path2: [package1, package5],