docs: say what the archived status changes

The README, the setup pages and adding-a-platform tied archived to a
scraping schedule and a CI matrix that do not exist. Archived keeps a
platform out of the runs that cover every platform unless
--include-archived is passed.

scripts/generate_pack.py

@@ -3639,9 +3639,9 @@ def _main(held: contextlib.ExitStack) -> None:
     # Platform mode
     if args.all and args.manifest:
         # Install manifests cover every registered platform: the installer
-        # serves each one, with or without a release pack. "Archived" means
-        # upstream is no longer scraped on a schedule, not that the platform
-        # lost its users.
+        # serves each one, with or without a release pack. "Archived" keeps a
+        # platform out of the runs that cover every platform, not out of the
+        # installer: it has not lost its users.
         platforms = list_registered_platforms(args.platforms_dir, include_archived=True)
     elif args.all:
         # A release publishes the packs the registry marks release_pack and

scripts/generate_readme.py

@@ -638,8 +638,8 @@ def generate_readme(db: dict, platforms_dir: str, db_path: str = "database.json"
         lines.extend(
             [
                 "",
-                "\\* Archived: the configuration is kept and the installer serves it,"
-                " but upstream is no longer scraped on a schedule.",
+                "\\* Archived: the installer serves it, and checks that cover every"
+                " setup include it only on request.",
             ]
         )
 

scripts/generate_site.py

@@ -3346,8 +3346,8 @@ def setup_table(coverages: dict, registry: dict | None = None) -> list[str]:
     lines += ["No ZIP: the setup is served by the command alone. "
               f"[Why?](../{NO_ZIP_FAQ})", ""]
     if archived:
-        lines += ["An archived setup keeps its page and the command. Its list is no longer "
-                  "read again on a schedule.", ""]
+        lines += ["An archived setup keeps its page and the command. Checks that cover "
+                  "every setup include it only on request.", ""]
     return lines
 
 

scripts/list_platforms.py

@@ -1,12 +1,12 @@
 #!/usr/bin/env python3
-"""List available platforms for CI matrix strategy.
+"""List the registered platforms.
 
 Respects the `status` field in _registry.yml:
-- active: included in CI releases and automated scraping
-- archived: excluded from CI, user can generate manually
+- active: listed by default
+- archived: listed with --include-archived only
 
 Usage:
-    python scripts/list_platforms.py                # Active platforms (for CI)
+    python scripts/list_platforms.py                # active platforms
     python scripts/list_platforms.py --include-archived  # archived ones too
     python scripts/list_platforms.py >> "$GITHUB_OUTPUT"
 """