Add info for projects

Without this change, `osc info` in a project checkout dir returned

    Directory '.' is not an OBS SCM working copy of a package

osc/commandline.py

@@ -7868,9 +7868,11 @@ def do_info(self, subcmd, opts, *args):
         """
 
         args = parseargs(args)
-        pacs = Package.from_paths(args)
-
-        for p in pacs:
+        for pdir in args:
+            if (Path(pdir) / ".osc" / "_package").is_file():
+                p = Package(pdir)
+            else:
+                p = Project(pdir, getPackageList=False, wc_check=False)
             print(p.info())
 
     @cmdln.option('-M', '--multibuild-package', metavar='FLAVOR', action='append',

osc/core.py

@@ -235,6 +235,13 @@ def cmp(a, b):
 Link info: %s
 """
 
+project_info_templ = """\
+Project name: %s
+Path: %s
+API URL: %s
+Source URL: %s
+"""
+
 new_pattern_template = """\
 <!-- See https://github.com/openSUSE/libzypp/tree/master/zypp/parser/yum/schema/patterns.rng -->
 

osc/obs_scm/project.py

@@ -242,6 +242,14 @@ def get_state(self, pac: str):
         else:
             return None
 
+    def info(self):
+        from ..core import project_info_templ
+        from ..core import makeurl
+
+        source_url = makeurl(self.apiurl, ['source', self.name])
+        r = project_info_templ % (self.name, self.absdir, self.apiurl, source_url)
+        return r
+
     def new_package_entry(self, name, state):
         ET.SubElement(self.pac_root, 'package', name=name, state=state)