appAddonConfigs: change value to TEXT

since the value is used directly as an environment variable, we have to
allow up to max env var size (32767). Use TEXT which has a size of 64k

migrations/20210809203855-appAddonConfigs-alter-value.js

@@ -0,0 +1,15 @@
+'use strict';
+
+exports.up = function(db, callback) {
+    db.runSql('ALTER TABLE appAddonConfigs MODIFY value TEXT NOT NULL', [], function (error) {
+        if (error) console.error(error);
+        callback(error);
+    });
+};
+
+exports.down = function(db, callback) {
+    db.runSql('ALTER TABLE appAddonConfigs MODIFY value VARCHAR(512)', [], function (error) {
+        if (error) console.error(error);
+        callback(error);
+    });
+};

migrations/schema.sql

@@ -117,7 +117,7 @@ CREATE TABLE IF NOT EXISTS appAddonConfigs(
     appId VARCHAR(128) NOT NULL,
     addonId VARCHAR(32) NOT NULL,
     name VARCHAR(128) NOT NULL,
-    value VARCHAR(512) NOT NULL,
+    value TEXT NOT NULL,
     FOREIGN KEY(appId) REFERENCES apps(id));
 
 CREATE TABLE IF NOT EXISTS appEnvVars(