Update readmes

README.md

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+# Clone repo, cd to `$REPO_HOME/indexer`
+
+docker compose up -d --build
+
+
+# Add PDSs
+
+`docker compose exec -it postgres psql -U postgres -d bluesky`
+
+```
+insert into pds (host) values ('https://agaric.us-west.host.bsky.network'),
+ ('https://amanita.us-east.host.bsky.network'),
+ ('https://blewit.us-west.host.bsky.network'),
+ ('https://boletus.us-west.host.bsky.network'),
+ ('https://bsky.social'),
+ ('https://chaga.us-west.host.bsky.network'),
+ ('https://conocybe.us-west.host.bsky.network'),
+ ('https://enoki.us-east.host.bsky.network'),
+ ('https://hydnum.us-west.host.bsky.network'),
+ ('https://inkcap.us-east.host.bsky.network'),
+ ('https://lepista.us-west.host.bsky.network'),
+ ('https://lionsmane.us-east.host.bsky.network'),
+ ('https://maitake.us-west.host.bsky.network'),
+ ('https://morel.us-east.host.bsky.network'),
+ ('https://oyster.us-east.host.bsky.network'),
+ ('https://porcini.us-east.host.bsky.network'),
+ ('https://puffball.us-east.host.bsky.network'),
+ ('https://russula.us-west.host.bsky.network'),
+ ('https://shiitake.us-east.host.bsky.network'),
+ ('https://shimeji.us-east.host.bsky.network'),
+ ('https://verpa.us-west.host.bsky.network');
+```

maintenance.md

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+# Control number of workers
+
+Full throttle
+`curl 'localhost:11003/pool/resize?size=50'`
+
+Half throttle
+`curl 'localhost:11003/pool/resize?size=25'`
+
+Stop eating all of my Internet
+`curl 'localhost:11003/pool/resize?size=10'`
+
+# Peak into db
+
+`docker compose exec -it postgres psql -U postgres -d bluesky`
+
+Seen repos
+`select count(*) from repos;`
+
+Fully indexed repos
+`select count(*) from repos where last_indexed_rev <> '' and (last_indexed_rev >= first_rev_since_reset or first_rev_since_reset is null or first_rev_since_reset = '');`
+
+```
+SELECT pid, age(clock_timestamp(), query_start), state, query
+FROM pg_stat_activity
+WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%'
+ORDER BY query_start asc;
+```