refactor: Improve auto-generated schema consistency

- Remove unnecessary minLength constraint from username fields
- Standardize token descriptions across schema files
- Generated by schema build process after rebase integration

Author: zuharz

packages/schemas/src/v3/connection.schema.ts

@@ -613,7 +613,6 @@ const schema = {
           "properties": {
             "username": {
               "type": "string",
-              "minLength": 1,
               "description": "Gerrit username for authentication",
               "examples": [
                 "john.doe"
@@ -636,7 +635,7 @@ const schema = {
                     "secret": {
                       "type": "string",
                       "minLength": 1,
-                      "description": "The name of the secret that contains the HTTP password."
+                      "description": "The name of the secret that contains the token."
                     }
                   },
                   "required": [
@@ -650,7 +649,7 @@ const schema = {
                     "env": {
                       "type": "string",
                       "minLength": 1,
-                      "description": "The name of the environment variable that contains the HTTP password. Only supported in declarative connection configs."
+                      "description": "The name of the environment variable that contains the token. Only supported in declarative connection configs."
                     }
                   },
                   "required": [

packages/schemas/src/v3/gerrit.schema.ts

@@ -23,7 +23,6 @@ const schema = {
       "properties": {
         "username": {
           "type": "string",
-          "minLength": 1,
           "description": "Gerrit username for authentication",
           "examples": [
             "john.doe"
@@ -46,7 +45,7 @@ const schema = {
                 "secret": {
                   "type": "string",
                   "minLength": 1,
-                  "description": "The name of the secret that contains the HTTP password."
+                  "description": "The name of the secret that contains the token."
                 }
               },
               "required": [
@@ -60,7 +59,7 @@ const schema = {
                 "env": {
                   "type": "string",
                   "minLength": 1,
-                  "description": "The name of the environment variable that contains the HTTP password. Only supported in declarative connection configs."
+                  "description": "The name of the environment variable that contains the token. Only supported in declarative connection configs."
                 }
               },
               "required": [