added features and fixes

internal/db/db.go

@@ -90,10 +90,13 @@ CREATE TABLE IF NOT EXISTS channels (
 CREATE TABLE IF NOT EXISTS members (
 	user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
 	server_id UUID NOT NULL REFERENCES servers(id) ON DELETE CASCADE,
+	nickname VARCHAR(100),
 	joined_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
 	PRIMARY KEY (user_id, server_id)
 );
 
+ALTER TABLE members ADD COLUMN IF NOT EXISTS nickname VARCHAR(100);
+
 CREATE TABLE IF NOT EXISTS messages (
 	id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
 	channel_id UUID NOT NULL REFERENCES channels(id) ON DELETE CASCADE,
@@ -101,6 +104,7 @@ CREATE TABLE IF NOT EXISTS messages (
 	content TEXT NOT NULL,
 	reply_to UUID REFERENCES messages(id) ON DELETE SET NULL,
 	edited_at TIMESTAMPTZ,
+	pinned BOOLEAN NOT NULL DEFAULT FALSE,
 	created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
 );
 
@@ -204,6 +208,7 @@ ALTER TABLE webhooks DROP COLUMN IF EXISTS token;
 
 -- Ensure reply_to column exists on messages (added after initial table creation)
 ALTER TABLE messages ADD COLUMN IF NOT EXISTS reply_to UUID REFERENCES messages(id) ON DELETE SET NULL;
+ALTER TABLE messages ADD COLUMN IF NOT EXISTS pinned BOOLEAN NOT NULL DEFAULT FALSE;
 
 CREATE TABLE IF NOT EXISTS push_subscriptions (
 	id UUID PRIMARY KEY DEFAULT gen_random_uuid(),