docs: audit and fix 4 pages (pi version bump + 3 typography/H1)

docs/date-time.md

@@ -6,8 +6,6 @@ read_when:
 title: "Date and time"
 ---
 
-# Date & Time
-
 OpenClaw defaults to **host-local time for transport timestamps** and **user timezone only in the system prompt**.
 Provider timestamps are preserved so tools keep their native semantics (current time is available via `session_status`).
 

docs/logging.md

@@ -86,8 +86,8 @@ openclaw doctor
 
 ### Control UI (web)
 
-The Control UI’s **Logs** tab tails the same file using `logs.tail`.
-See [/web/control-ui](/web/control-ui) for how to open it.
+The Control UI's **Logs** tab tails the same file using `logs.tail`.
+See [Control UI](/web/control-ui) for how to open it.
 
 ### Channel-only logs
 

docs/network.md

@@ -7,8 +7,6 @@ read_when:
 title: "Network"
 ---
 
-# Network hub
-
 This hub links the core docs for how OpenClaw connects, pairs, and secures
 devices across localhost, LAN, and tailnet.
 
@@ -49,7 +47,7 @@ Local trust:
 
 ## Discovery + transports
 
-- [Discovery & transports](/gateway/discovery)
+- [Discovery and transports](/gateway/discovery)
 - [Bonjour / mDNS](/gateway/bonjour)
 - [Remote access (SSH)](/gateway/remote)
 - [Tailscale](/gateway/tailscale)
@@ -70,5 +68,5 @@ Local trust:
 
 ## Related
 
-- [Gateway network model](/network#core-model)
+- [Gateway runbook](/gateway)
 - [Remote access](/gateway/remote)

docs/pi.md

@@ -23,10 +23,10 @@ OpenClaw uses the pi SDK to embed an AI coding agent into its messaging gateway
 
 ```json
 {
-  "@mariozechner/pi-agent-core": "0.70.2",
-  "@mariozechner/pi-ai": "0.70.2",
-  "@mariozechner/pi-coding-agent": "0.70.2",
-  "@mariozechner/pi-tui": "0.70.2"
+  "@mariozechner/pi-agent-core": "0.73.0",
+  "@mariozechner/pi-ai": "0.73.0",
+  "@mariozechner/pi-coding-agent": "0.73.0",
+  "@mariozechner/pi-tui": "0.73.0"
 }
 ```