feat: change api framework to angel3.

api/.gitignore

@@ -1,28 +1,95 @@
 # Created by .ignore support plugin (hsz.mobi)
 ### Dart template
-# See https://www.dartlang.org/guides/libraries/private-files
+# See https://www.dartlang.org/tools/private-files.html
+
+# source_gen
+.dart_tool
 
 # Files and directories created by pub
-.dart_tool/
+.buildlog
 .packages
+.project
+.pub/
+.scripts-bin/
 build/
-# If you're building an application, you may want to check-in your pubspec.lock
-pubspec.lock
+**/packages/
 
-# Directory created by dartdoc
-# If you don't generate documentation locally you can remove this line.
-doc/api/
-
-# Avoid committing generated Javascript files:
+# Files created by dart2js
+# (Most Dart developers will use pub build to compile Dart, use/modify these
+#  rules if you intend to use dart2js directly
+#  Convention is to use extension '.dart.js' for Dart compiled to Javascript to
+#  differentiate from explicit Javascript files)
 *.dart.js
-*.info.json      # Produced by the --dump-info flag.
-*.js             # When generated by dart2js. Don't specify *.js if your
-                 # project includes source files written in JavaScript.
-*.js_
+*.part.js
 *.js.deps
 *.js.map
+*.info.json
 
-.flutter-plugins
-.flutter-plugins-dependencies
+# Directory created by dartdoc
+doc/api/
 
-config.yaml
+# Don't commit pubspec lock file
+# (Library packages only! Remove pattern if developing an application package)
+pubspec.lock
+### JetBrains template
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and Webstorm
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff:
+.idea/workspace.xml
+.idea/tasks.xml
+.idea/dictionaries
+.idea/vcs.xml
+.idea/jsLibraryMappings.xml
+
+# Sensitive or high-churn files:
+.idea/dataSources.ids
+.idea/dataSources.xml
+.idea/dataSources.local.xml
+.idea/sqlDataSources.xml
+.idea/dynamic.xml
+.idea/uiDesigner.xml
+
+# Gradle:
+.idea/gradle.xml
+.idea/libraries
+
+# Mongo Explorer plugin:
+.idea/mongoSettings.xml
+
+## File-based project format:
+*.iws
+
+## Plugin-specific files:
+
+# IntelliJ
+/out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+### VSCode template
+.vscode/
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+
+logs/
+*.pem
+.DS_Store
+server_log.txt
+
+.metals/
+
+/config/production.yaml
+/config/development.yaml