Simplify collection launch review

docs/guides/collections.md

@@ -14,7 +14,9 @@ when provisioning begins.
 
 For example, a collection targeting four Kino and two Der Riese lobbies, with
 two Kino already registered, creates two Kino and two Der Riese lobbies.
-The preview shows **Target / Existing or queued / To create** for each map.
+The preview groups maps by game and shows **Target / Existing or queued /
+Create** for each map, with **Remove** in exact mode. Existing totals in exact
+mode include the listed removals, including those already awaiting cleanup.
 Matching is by game and exact map variant; T6 Town and Farm are distinct even
 though they share an engine map. Provisioning identities are counted once when
 they appear in both the server registry and active creation queue.
@@ -30,15 +32,24 @@ It fills deficits without changing existing servers' files.
 1. Choose **Create collection** on **Fleet → Collections** and name the lineup.
 2. Add maps from Black Ops I or II and set the desired total lobbies for each.
 3. Choose **Save & preview** (or **Preview fleet changes** on a saved collection).
-   Choose **Fill missing servers** or **Match collection exactly**, then review
-   the server IDs and estimated capacity. Native host ports are assigned later.
-4. Launches covered by unused keys show **Game key available**. Each game’s
-   available keys are counted once across the full lineup. If more keys are
-   needed, add them under **Administration → Keys**, then refresh the preview.
-   Launch is enabled when every new server has an available game key.
-5. Choose **Queue N servers** (or confirm removals and choose **Apply** in exact
-   mode) and follow the collection progress page.
-   If every target is already met, choose **Done**; no operation is created.
+   The dialog prepares its preview automatically. Both **Fill missing**
+   and **Match exactly** are visible; selecting a mode rechecks the
+   plan. Review the change summary and the map table grouped by game.
+4. Check the required key coverage for each game. Available keys count once
+   across the full lineup, and every new server needs a key. If a game is short,
+   open **Administration → Keys** to add keys or wait for assigned keys to be
+   released. Returning to the dialog rechecks the pools and fleet.
+5. Review the capacity summary. Expand its details for CPU, memory, ports, and
+   startup slots. Capacity estimates are advisory: queued launches can wait for
+   hosts or resources. Native host ports are assigned during provisioning.
+6. Expand **Server details** to inspect server IDs, launch order, retained servers,
+   and existing-server health. **Advanced settings** holds the runtime override;
+   **Setup details** shows configuration, managed files, and game-file upload
+   information.
+7. Use **Queue N servers** in the persistent footer, or review and confirm
+   the removal list before choosing **Create N · Remove M** when removals are
+   needed. Follow the collection progress page after submission. If no changes are needed,
+   choose **Done**; no operation is created.
 
 ### Match collection exactly
 
@@ -49,9 +60,10 @@ variant. It removes excess lobbies and maps outside the collection. Retained
 servers keep their containers, files, ports, and configuration without a restart.
 The option is chosen per launch; opening another preview defaults to fill mode.
 
-Review the removal list and check its confirmation before applying. Removed
-servers lose their containers, files, and registrations; their keys return to the
-game pool only after confirmed removal.
+The removal list stays visible in exact mode. Review it and check its confirmation
+before applying. Every refreshed preview clears that confirmation so it must be
+reviewed again. Removed servers lose their containers, files, and registrations;
+their keys return to the game pool only after confirmed removal.
 Unstarted creations are cancelled without booting a container. Running servers
 use the normal removal queue and require a fresh zero-player RCON response.
 Occupied or unreachable servers wait. Already pending removals are reused.
@@ -94,6 +106,11 @@ when preparing new launches.
 
 ### Preview and submission
 
+A preview runs automatically when the dialog opens, the mode or launch settings
+change, the user returns from managing keys, or the current preview expires.
+Refreshing also resets removal confirmation. The preview lasts 30 minutes;
+checks and displayed counts describe the fleet when it was prepared.
+
 A native collection preview reads a shared capacity snapshot, maintained from host
 heartbeats and fleet changes. It estimates available ports, CPU, memory, and startup
 slots without running placement for each server. Missing or insufficient capacity
@@ -107,11 +124,15 @@ no jobs or key reservations from that submission are committed. Legacy submissio
 also revalidate their reviewed ports. Refreshing the preview rechecks pool
 availability and resets removal confirmation.
 
-Submitting the same preview again returns the same collection, including after
-a lost response or an application restart. Reusing the collection with a new
-preview recomputes the shortfall, including servers queued by earlier launches.
-It does not add another full copy of the lineup. If the shortfall or reviewed
-identities change before submission, the request is rejected without changes and
+If a submission response is lost or cannot be confirmed, retry that same
+submission. The dialog keeps the reviewed preview while the outcome is uncertain
+instead of automatically replacing it. If the original request committed,
+submitting the same preview again returns the same collection, including after
+its original expiry or an application restart, without repeating operations.
+
+Reusing the collection with a new preview recomputes the shortfall, including
+servers queued by earlier launches. It does not add another full copy of the
+lineup. If the shortfall or reviewed identities change before submission, the request is rejected without changes and
 requires a fresh preview. Previously saved additive previews are checked against
 the current shortfall too.