test(fuzz): repartition validation and add dedicated CI GC profile (#7703)

* test(fuzz): add concurrent write loop and partition-bound value generation for repartition validation

Signed-off-by: WenyXu <wenymedia@gmail.com>

* ci: run repartition fuzz target with dedicated local-wal GC config

Signed-off-by: WenyXu <wenymedia@gmail.com>

* chore: fix typos

Signed-off-by: WenyXu <wenymedia@gmail.com>

* chore: apply suggestions

Signed-off-by: WenyXu <wenymedia@gmail.com>

* chore: fix typo

Signed-off-by: WenyXu <wenymedia@gmail.com>

* count distinct timestamp value

Signed-off-by: WenyXu <wenymedia@gmail.com>

* chore: apply suggestions

Signed-off-by: WenyXu <wenymedia@gmail.com>

---------

Signed-off-by: WenyXu <wenymedia@gmail.com>

.github/actions/setup-greptimedb-cluster/with-minio-repartition-gc.yaml

@@ -0,0 +1,39 @@
+meta:
+  configData: |-
+    [runtime]
+    global_rt_size = 4
+
+    [datanode]
+    [datanode.client]
+    timeout = "120s"
+
+    [gc]
+    enable = true
+datanode:
+  configData: |-
+    [runtime]
+    global_rt_size = 4
+    compact_rt_size = 2
+
+    [[region_engine]]
+    [region_engine.mito]
+    [region_engine.mito.gc]
+    enable = true
+    lingering_time = "0s"
+    unknown_file_lingering_time = "0s"
+frontend:
+  configData: |-
+    [runtime]
+    global_rt_size = 4
+
+    [meta_client]
+    ddl_timeout = "120s"
+objectStorage:
+  s3:
+    bucket: default
+    region: us-west-2
+    root: test-root
+    endpoint: http://minio.minio.svc.cluster.local
+  credentials:
+    accessKeyId: rootuser
+    secretAccessKey: rootpass123

.github/workflows/develop.yml

@@ -316,6 +316,13 @@ jobs:
             minio: true
             kafka: true
             values: "with-remote-wal.yaml"
+        include:
+          - target: "fuzz_repartition_table"
+            mode:
+              name: "Local WAL Repartition GC"
+              minio: true
+              kafka: false
+              values: "with-minio-repartition-gc.yaml"
     steps:
       - name: Remove unused software
         run: |