Added back watermark-repair options accidently removed

Signed-off-by: madelinemurray <[email protected]>

docs/reference/cli/subcommands.md

@@ -23,6 +23,7 @@ Use the Web3Signer subcommands to specify the platform being used:
 - `web3signer [options] eth2 export [Eth2 export options]`
 - `web3signer [options] eth2 import [Eth2 import options]`
 - `web3signer [options] eth1`
+- `web3signer [options] watermark-repair [watermark repair options]`
 
 :::note
 This documentation has been updated in line with the name changes [recommended by the Ethereum
@@ -52,6 +53,7 @@ To view the command line help for the subcommands:
 
 - [`web3signer help eth1`](#eth1)
 - [`web3signer help eth2`](#eth2)
+- [`web3signer help watermark-repair`](#watermark-repair)
 
 ## Options
 
@@ -2856,6 +2858,167 @@ eth2.import.from: /Users/me/my_node/interchange.json
 The file to import the slashing protection database from.
 The file must be formatted in the [validator client interchange format].
 
+### `watermark-repair`
+
+Updates the [slashing protection low or high watermark](https://eips.ethereum.org/EIPS/eip-3076) for all validators.
+You can only increase the low watermark, not decrease it.
+If you set the high watermark, you should set this to a future epoch and slot.
+Setting a high watermark prevents the validator from signing at or beyond this point.
+
+:::caution
+We only recommend this subcommand for advanced users.
+:::
+
+#### `epoch`
+
+<Tabs>
+
+  <TabItem value="Syntax" label="Syntax" default>
+
+```bash
+--epoch=<LONG>
+```
+
+  </TabItem>
+  <TabItem value="Example" label="Example" >
+
+```bash
+--epoch=30000
+```
+
+  </TabItem>
+  <TabItem value="Environment variable" label="Environment variable" >
+
+```bash
+WEB3SIGNER_WATERMARK_REPAIR_EPOCH=30000
+```
+
+  </TabItem>
+  <TabItem value="Configuration file" label="Configuration file" >
+
+```bash
+watermark-repair.epoch: 30000
+```
+
+  </TabItem>
+</Tabs>
+
+Low watermark to set the attestation source and target to.
+(Sets the high watermark epoch when [`--set-high-watermark`](#set-high-watermark) is `true`.)
+
+#### `slot`
+
+<Tabs>
+
+  <TabItem value="Syntax" label="Syntax" default>
+
+```bash
+--slot=<LONG>
+```
+
+  </TabItem>
+  <TabItem value="Example" label="Example" >
+
+```bash
+--slot=20000
+```
+
+  </TabItem>
+  <TabItem value="Environment variable" label="Environment variable" >
+
+```bash
+WEB3SIGNER_WATERMARK_REPAIR_SLOT=20000
+```
+
+  </TabItem>
+  <TabItem value="Configuration file" label="Configuration file" >
+
+```bash
+watermark-repair.slot: 20000
+```
+
+  </TabItem>
+</Tabs>
+
+Low watermark to set the block slot to.
+(Sets the high watermark slot when [`--set-high-watermark`](#set-high-watermark) is `true`.)
+
+#### `remove-high-watermark`
+
+<Tabs>
+
+  <TabItem value="Syntax" label="Syntax" default>
+
+```bash
+--remove-high-watermark=<BOOLEAN>
+```
+
+  </TabItem>
+  <TabItem value="Example" label="Example" >
+
+```bash
+--remove-high-watermark=true
+```
+
+  </TabItem>
+  <TabItem value="Environment variable" label="Environment variable" >
+
+```bash
+WEB3SIGNER_REMOVE_HIGH_WATERMARK=true
+```
+
+  </TabItem>
+  <TabItem value="Configuration file" label="Configuration file" >
+
+```bash
+watermark-repair.remove-high-watermark: true
+```
+
+  </TabItem>
+</Tabs>
+
+Removes the high watermark.
+When set to `true`, all other `watermark-repair` options are ignored.
+The default is `false`.
+
+#### `set-high-watermark`
+
+<Tabs>
+
+  <TabItem value="Syntax" label="Syntax" default>
+
+```bash
+--set-high-watermark=<BOOLEAN>
+```
+
+  </TabItem>
+  <TabItem value="Example" label="Example" >
+
+```bash
+--set-high-watermark=true
+```
+
+  </TabItem>
+  <TabItem value="Environment variable" label="Environment variable" >
+
+```bash
+WEB3SIGNER_SET_HIGH_WATERMARK=true
+```
+
+  </TabItem>
+  <TabItem value="Configuration file" label="Configuration file" >
+
+```bash
+watermark-repair.set-high-watermark: true
+```
+
+  </TabItem>
+</Tabs>
+
+Sets the high watermark to the specified [epoch](#epoch) and [slot](#slot).
+(Sets the low watermark when [`--set-high-watermark`](#set-high-watermark) is `false`.)
+The default is `false`.
+
 <!-- links -->
 
 [include the port number in the database URL]: https://jdbc.postgresql.org/documentation/head/connect.html