channels ux cleanup and create-flow recovery

shine-server-net-protocol/src/main/java/server/logic/ws_protocol/JSON/handlers/blockchain/Net_AddBlock_Handler.java

@@ -267,6 +267,11 @@ public final class Net_AddBlock_Handler implements JsonMessageHandler {
             channelNameStateEntry = new ChannelNameStateEntry();
             channelNameStateEntry.setSlug(slug);
             channelNameStateEntry.setDisplayName(normalizedName);
+            channelNameStateEntry.setChannelDescription(
+                    createChannelBody.channelDescription == null
+                            ? ""
+                            : ChannelNameRules.normalizeDisplayName(createChannelBody.channelDescription)
+            );
             channelNameStateEntry.setOwnerLogin(login);
             channelNameStateEntry.setOwnerBlockchainName(blockchainName);
             channelNameStateEntry.setChannelRootBlockNumber(block.blockNumber);

shine-server-net-protocol/src/main/java/server/logic/ws_protocol/JSON/handlers/channels/ChannelNamesStateBootstrapper.java

@@ -76,9 +76,11 @@ public final class ChannelNamesStateBootstrapper {
 
                             final String displayName;
                             final String slug;
+                            final String channelDescription;
                             try {
                                 displayName = ChannelNameRules.normalizeDisplayName(createChannelBody.channelName);
                                 slug = ChannelNameRules.toCanonicalSlug(displayName);
+                                channelDescription = ChannelNameRules.normalizeDisplayName(createChannelBody.channelDescription);
                             } catch (Exception badName) {
                                 skipped.add(ownerBch + "#" + blockNumber + " (invalid_name)");
                                 continue;
@@ -94,6 +96,7 @@ public final class ChannelNamesStateBootstrapper {
                             ChannelNameStateEntry entry = new ChannelNameStateEntry();
                             entry.setSlug(slug);
                             entry.setDisplayName(displayName);
+                            entry.setChannelDescription(channelDescription == null ? "" : channelDescription);
                             entry.setOwnerLogin(ownerLogin);
                             entry.setOwnerBlockchainName(ownerBch);
                             entry.setChannelRootBlockNumber(blockNumber);

shine-server-net-protocol/src/main/java/server/logic/ws_protocol/JSON/handlers/channels/ChannelsReadSupport.java

@@ -212,6 +212,46 @@ final class ChannelsReadSupport {
         }
     }
 
+    static String detectChannelDescription(Connection c, String ownerBch, int rootNumber) throws SQLException {
+        if (rootNumber == 0) return "";
+
+        // Preferred source: persisted state (fast path, works for CreateChannelBody v2).
+        String stateSql = """
+            SELECT channel_description
+            FROM channel_names_state
+            WHERE owner_bch_name = ? AND channel_root_block_number = ?
+            LIMIT 1
+            """;
+        try (PreparedStatement ps = c.prepareStatement(stateSql)) {
+            ps.setString(1, ownerBch);
+            ps.setInt(2, rootNumber);
+            try (ResultSet rs = ps.executeQuery()) {
+                if (rs.next()) {
+                    return String.valueOf(rs.getString("channel_description") == null ? "" : rs.getString("channel_description"));
+                }
+            }
+        } catch (SQLException ignored) {
+            // keep compatibility for environments where table schema is older/corrupted
+        }
+
+        // Fallback: parse root block directly.
+        String sql = "SELECT block_bytes FROM blocks WHERE bch_name=? AND block_number=? LIMIT 1";
+        try (PreparedStatement ps = c.prepareStatement(sql)) {
+            ps.setString(1, ownerBch);
+            ps.setInt(2, rootNumber);
+            try (ResultSet rs = ps.executeQuery()) {
+                if (!rs.next()) return "";
+                byte[] bytes = rs.getBytes("block_bytes");
+                BchBlockEntry e = new BchBlockEntry(bytes);
+                BodyRecord body = e.body;
+                if (body instanceof CreateChannelBody ccb) return ccb.channelDescription == null ? "" : ccb.channelDescription;
+                return "";
+            } catch (Exception ignored) {
+                return "";
+            }
+        }
+    }
+
     static boolean isLikedByLogin(Connection c, String login, String toBch, int toBlockNumber, byte[] toBlockHash) throws SQLException {
         if (login == null || login.isBlank() || toBch == null || toBch.isBlank() || toBlockHash == null || toBlockHash.length != 32) {
             return false;

shine-server-net-protocol/src/main/java/server/logic/ws_protocol/JSON/handlers/channels/Net_GetChannelMessages_Handler.java

@@ -54,6 +54,7 @@ public class Net_GetChannelMessages_Handler implements JsonMessageHandler {
             channel.setOwnerBlockchainName(ownerBch);
             channel.setOwnerLogin(BlockchainNameUtil.loginFromBlockchainName(ownerBch));
             channel.setChannelName(ChannelsReadSupport.detectChannelName(c, ownerBch, lineCode));
+            channel.setChannelDescription(ChannelsReadSupport.detectChannelDescription(c, ownerBch, lineCode));
             Net_GetChannelMessages_Response.BlockRef rootRef = new Net_GetChannelMessages_Response.BlockRef();
             rootRef.setBlockNumber(lineCode);
             rootRef.setBlockHash(req.getChannel().getChannelRootBlockHash());

shine-server-net-protocol/src/main/java/server/logic/ws_protocol/JSON/handlers/channels/Net_ListSubscriptionsFeed_Handler.java

@@ -64,6 +64,7 @@ public class Net_ListSubscriptionsFeed_Handler implements JsonMessageHandler {
             channelRef.setOwnerLogin(key.ownerLogin);
             channelRef.setOwnerBlockchainName(key.ownerBch);
             channelRef.setChannelName(ChannelsReadSupport.detectChannelName(c, key.ownerBch, key.rootNumber));
+            channelRef.setChannelDescription(ChannelsReadSupport.detectChannelDescription(c, key.ownerBch, key.rootNumber));
             channelRef.setPersonal(key.rootNumber == 0);
 
             Net_ListSubscriptionsFeed_Response.BlockRef rootRef = new Net_ListSubscriptionsFeed_Response.BlockRef();

shine-server-net-protocol/src/main/java/server/logic/ws_protocol/JSON/handlers/channels/entyties/Net_GetChannelMessages_Response.java

@@ -19,6 +19,7 @@ public class Net_GetChannelMessages_Response extends Net_Response {
         private String ownerLogin;
         private String ownerBlockchainName;
         private String channelName;
+        private String channelDescription;
         private BlockRef channelRoot;
 
         public String getOwnerLogin() { return ownerLogin; }
@@ -30,6 +31,9 @@ public class Net_GetChannelMessages_Response extends Net_Response {
         public String getChannelName() { return channelName; }
         public void setChannelName(String channelName) { this.channelName = channelName; }
 
+        public String getChannelDescription() { return channelDescription; }
+        public void setChannelDescription(String channelDescription) { this.channelDescription = channelDescription; }
+
         public BlockRef getChannelRoot() { return channelRoot; }
         public void setChannelRoot(BlockRef channelRoot) { this.channelRoot = channelRoot; }
     }

shine-server-net-protocol/src/main/java/server/logic/ws_protocol/JSON/handlers/channels/entyties/Net_ListSubscriptionsFeed_Response.java

@@ -42,6 +42,7 @@ public class Net_ListSubscriptionsFeed_Response extends Net_Response {
         private String ownerLogin;
         private String ownerBlockchainName;
         private String channelName;
+        private String channelDescription;
         private boolean personal;
         private BlockRef channelRoot;
 
@@ -54,6 +55,9 @@ public class Net_ListSubscriptionsFeed_Response extends Net_Response {
         public String getChannelName() { return channelName; }
         public void setChannelName(String channelName) { this.channelName = channelName; }
 
+        public String getChannelDescription() { return channelDescription; }
+        public void setChannelDescription(String channelDescription) { this.channelDescription = channelDescription; }
+
         public boolean isPersonal() { return personal; }
         public void setPersonal(boolean personal) { this.personal = personal; }