fix(supervise): store queue rows in host sqlite db

docs/prds/prd-new-sqlite-local-storage.md

@@ -49,51 +49,50 @@ one-off persistence.
 
 ### Database locations
 
-Queue state remains tied to the mounted per-bottle queue directory:
-
-```text
-~/.bot-bottle/queue/<slug>/supervise.db
-```
-
-The supervise sidecar already receives that directory at
-`/run/supervise/queue`, so both the sidecar and host TUI can read and write the
-same SQLite file without changing backend mounts.
-
-Audit state uses the host-level local database:
+Queue and audit state use the host-level local database:
 
 ```text
 ~/.bot-bottle/bot-bottle.db
 ```
 
-This creates the shared host database that later forge/native lifecycle work can
+The supervise sidecar receives that database as a writable bind mount at
+`/run/supervise/bot-bottle.db` and gets the path through `SUPERVISE_DB_PATH`.
+The existing per-slug queue directory mount remains in place for compatibility
+with the supervise sidecar contract and any adjacent tooling that still expects a
+queue directory, but the active queue records live in the host database. This
+creates the shared host database that later forge/native lifecycle work can
 extend in separate PRDs.
 
 ### Tables
 
-`supervise_proposals` lives in the per-queue database:
+`supervise_proposals` lives in the host database:
 
 ```sql
 CREATE TABLE supervise_proposals (
-    id TEXT PRIMARY KEY,
+    queue_key TEXT NOT NULL,
+    id TEXT NOT NULL,
     bottle_slug TEXT NOT NULL,
     tool TEXT NOT NULL,
     proposed_file TEXT NOT NULL,
     justification TEXT NOT NULL,
     arrival_timestamp TEXT NOT NULL,
     current_file_hash TEXT NOT NULL,
-    archived INTEGER NOT NULL DEFAULT 0
+    archived INTEGER NOT NULL DEFAULT 0,
+    PRIMARY KEY (queue_key, id)
 );
 ```
 
-`supervise_responses` lives in the same per-queue database:
+`supervise_responses` lives in the host database:
 
 ```sql
 CREATE TABLE supervise_responses (
-    proposal_id TEXT PRIMARY KEY,
+    queue_key TEXT NOT NULL,
+    proposal_id TEXT NOT NULL,
     status TEXT NOT NULL,
     notes TEXT NOT NULL,
     final_file TEXT,
-    archived INTEGER NOT NULL DEFAULT 0
+    archived INTEGER NOT NULL DEFAULT 0,
+    PRIMARY KEY (queue_key, proposal_id)
 );
 ```
 
@@ -115,8 +114,8 @@ CREATE TABLE supervise_audit_entries (
 ### Compatibility
 
 The existing helper functions keep accepting `Path` arguments for queue
-directories. Internally, they map the queue directory to `supervise.db` and
-perform equivalent operations:
+directories. Internally, they map the queue directory to a queue key and perform
+equivalent operations against `~/.bot-bottle/bot-bottle.db`:
 
 - `list_pending_proposals` returns non-archived proposals without a non-archived
   response, sorted by arrival time.