chore(cleanup): remove obsolete scripts and update paths for production deployment

- Remove dev/scripts/check-file-organization.sh (obsolete organization checker)
- Remove dev/scripts/community_onboarding.py (unused 559-line automation script)
- Update gpu_miner_host.py log path from /home/oib/windsurf/aitbc to /opt/aitbc
- Add service status and standardization badges to README.md

dev/scripts/blockchain/fix_gossip3.patch

@@ -0,0 +1,11 @@
+--- a/apps/blockchain-node/src/aitbc_chain/consensus/poa.py
++++ b/apps/blockchain-node/src/aitbc_chain/consensus/poa.py
+@@ -101,7 +101,7 @@
+                 # Wait for interval before proposing next block
+                 await asyncio.sleep(self.config.interval_seconds)
+                 
+-                self._propose_block()
++                await self._propose_block()
+                 
+         except asyncio.CancelledError:
+             pass