diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
new file mode 100644
index 00000000..3c71b3b2
--- /dev/null
+++ b/.devcontainer/devcontainer.json
@@ -0,0 +1,13 @@
+{
+    "image": "ghcr.io/near/near-devcontainer:latest",
+    "customizations": {
+        "vscode": {
+            "extensions": [
+                "dtsvet.vscode-wasm",
+                "rust-lang.rust-analyzer",
+                "github.vscode-github-actions"
+            ]
+        }
+    },
+    "postCreateCommand": "./.devcontainer/post-create.sh"
+}
diff --git a/.devcontainer/post-create.sh b/.devcontainer/post-create.sh
new file mode 100755
index 00000000..e9d1ebb7
--- /dev/null
+++ b/.devcontainer/post-create.sh
@@ -0,0 +1,6 @@
+#!/bin/bash
+
+(cd discussions && cargo near build)
+(cd community && cargo near build)
+(cd community-factory && cargo near build)
+cargo near build
diff --git a/tests/proposals.rs b/tests/proposals.rs
index c2b05394..3ac4096f 100644
--- a/tests/proposals.rs
+++ b/tests/proposals.rs
@@ -8,7 +8,7 @@ use {crate::test_env::*, serde_json::json};
 async fn test_proposal() -> anyhow::Result<()> {
     // Initialize the devhub and near social contract on chain,
     // contract is devhub contract instance.
-    let (contract, worker, ..) = init_contracts_from_res().await?;
+    let (contract, worker, near_social) = init_contracts_from_res().await?;
 
     let deposit_amount = NearToken::from_near(2);
 
@@ -52,6 +52,18 @@ async fn test_proposal() -> anyhow::Result<()> {
         get_proposal["social_db_post_block_height"].as_str().unwrap().parse::<u64>()?;
     assert!(social_db_post_block_height > 0);
 
+    let first_proposal_social_post = String::from_utf8(
+        near_social
+            .call("get")
+            .args_json(json!({"keys": [format!("{}/post/main", contract.id())]}))
+            .view()
+            .await?
+            .result,
+    )
+    .unwrap();
+
+    assert_eq!(first_proposal_social_post, "{\"devhub.near\":{\"post\":{\"main\":\"{\\\"type\\\":\\\"md\\\",\\\"text\\\":\\\"There is a new proposal on DevHub from @devhub.near: “another post“\\\\n> sum\\\\n__Read the full proposal [here](/devhub.near/widget/app?page=proposal&id=0)__\\\"}\"}}}");
+
     let _edit_proposal_category = contract
         .call("edit_proposal")
         .args_json(json!({
@@ -169,6 +181,18 @@ async fn test_proposal() -> anyhow::Result<()> {
         .transact()
         .await?;
 
+    let second_proposal_social_post = String::from_utf8(
+        near_social
+            .call("get")
+            .args_json(json!({"keys": [format!("{}/post/main", contract.id())]}))
+            .view()
+            .await?
+            .result,
+    )
+    .unwrap();
+
+    assert_eq!(second_proposal_social_post, "{\"devhub.near\":{\"post\":{\"main\":\"{\\\"type\\\":\\\"md\\\",\\\"text\\\":\\\"There is a new proposal on DevHub from @second.test.near: “another author“\\\\n> sum\\\\n__Read the full proposal [here](/devhub.near/widget/app?page=proposal&id=2)__\\\"}\"}}}");
+
     let get_second_author_proposal: serde_json::Value = contract
         .call("get_proposal")
         .args_json(json!({