Add support for Bazel in Gerrit tree build

Change-Id: I42501e090307fa530d202d1cbc61b3daa82a0da9
diff --git a/BUILD b/BUILD
new file mode 100644
index 0000000..30ff94c
--- /dev/null
+++ b/BUILD
@@ -0,0 +1,13 @@
+load("//tools/bzl:plugin.bzl", "gerrit_plugin")
+
+gerrit_plugin(
+    name = "imagare",
+    srcs = glob(["src/main/java/**/*.java"]),
+    resources = glob(["src/main/**/*"]),
+    gwt_module = "com.googlesource.gerrit.plugins.imagare.Imagare",
+    manifest_entries = [
+        "Gerrit-PluginName: imagare",
+        "Gerrit-Module: com.googlesource.gerrit.plugins.imagare.Module",
+        "Gerrit-HttpModule: com.googlesource.gerrit.plugins.imagare.HttpModule",
+    ]
+)
diff --git a/src/main/resources/Documentation/build.md b/src/main/resources/Documentation/build.md
index 355b792..142125e 100644
--- a/src/main/resources/Documentation/build.md
+++ b/src/main/resources/Documentation/build.md
@@ -1,65 +1,30 @@
 Build
 =====
 
-This plugin can be built with Buck or Maven.
+This plugin can be built with Bazel or Maven.
 
-Buck
+Bazel
 ----
 
-Two build modes are supported: Standalone and in Gerrit tree.
-The standalone build mode is recommended, as this mode doesn't require
-the Gerrit tree to exist locally.
+Clone (or link) this plugin to the `plugins` directory of Gerrit's source tree.
 
-
-### Build standalone
-
-Clone bucklets library:
+Then issue
 
 ```
-  git clone https://gerrit.googlesource.com/bucklets
-
-```
-and link it to imagare plugin directory:
-
-```
-  cd imagare && ln -s ../bucklets .
+  bazel build plugins/@PLUGIN@
 ```
 
-Add link to the .buckversion file:
-
-```
-  cd imagare && ln -s bucklets/buckversion .buckversion
-```
-
-To build the plugin, issue the following command:
-
-
-```
-  buck build plugin
-```
+in the root of Gerrit's source tree to build
 
 The output is created in
 
 ```
-  buck-out/gen/imagare.jar
+  bazel-genfiles/plugins/@PLUGIN@/@PLUGIN@.jar
 ```
 
-### Build in Gerrit tree
-
-Clone or link this plugin to the plugins directory of Gerrit tree
-and issue the command:
-
-```
-  buck build plugins/imagare
-```
-
-The output is created in
-
-```
-  buck-out/gen/plugins/imagare/imagare.jar
-```
-
-This project can be imported into the Eclipse IDE:
+This project can be imported into the Eclipse IDE.
+Add the plugin name to the `CUSTOM_PLUGINS` set in
+Gerrit core in `tools/bzl/plugins.bzl`, and execute:
 
 ```
   ./tools/eclipse/project.py
@@ -81,5 +46,5 @@
 When building with Maven, the Gerrit Plugin API must be available.
 
 How to build the Gerrit Plugin API is described in the [Gerrit
-documentation](../../../Documentation/dev-buck.html#_extension_and_plugin_api_jar_files).
+documentation](../../../Documentation/dev-bazel.html#_extension_and_plugin_api_jar_files).